66621828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^2$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 203118720

約数和(自身を除く): 136496892

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 169, 182, 228, 247, 266, 273, 338, 361, 364, 399, 494, 507, 532, 546, 676, 722, 741, 798, 988, 1014, 1083, 1092, 1183, 1444, 1482, 1596, 1729, 2028, 2166, 2197, 2366, 2527, 2964, 3211, 3458, 3549, 4332, 4394, 4693, 4732, 5054, 5187, 6422, 6591, 6916, 7098, 7581, 8788, 9386, 9633, 10108, 10374, 12844, 13182, 14079, 14196, 15162, 15379, 18772, 19266, 20748, 22477, 26364, 28158, 30324, 30758, 32851, 38532, 41743, 44954, 46137, 56316, 61009, 61516, 65702, 67431, 83486, 89908, 92274, 98553, 122018, 125229, 131404, 134862, 166972, 183027, 184548, 197106, 244036, 250458, 269724, 292201, 366054, 394212, 427063, 500916, 584402, 732108, 793117, 854126, 876603, 1168804, 1281189, 1586234, 1708252, 1753206, 2379351, 2562378, 3172468, 3506412, 4758702, 5124756, 5551819, 9517404, 11103638, 16655457, 22207276, 33310914, 66621828]

約数ペア:

[(1, 66621828), (2, 33310914), (3, 22207276), (4, 16655457), (6, 11103638), (7, 9517404), (12, 5551819), (13, 5124756), (14, 4758702), (19, 3506412), (21, 3172468), (26, 2562378), (28, 2379351), (38, 1753206), (39, 1708252), (42, 1586234), (52, 1281189), (57, 1168804), (76, 876603), (78, 854126), (84, 793117), (91, 732108), (114, 584402), (133, 500916), (156, 427063), (169, 394212), (182, 366054), (228, 292201), (247, 269724), (266, 250458), (273, 244036), (338, 197106), (361, 184548), (364, 183027), (399, 166972), (494, 134862), (507, 131404), (532, 125229), (546, 122018), (676, 98553), (722, 92274), (741, 89908), (798, 83486), (988, 67431), (1014, 65702), (1083, 61516), (1092, 61009), (1183, 56316), (1444, 46137), (1482, 44954), (1596, 41743), (1729, 38532), (2028, 32851), (2166, 30758), (2197, 30324), (2366, 28158), (2527, 26364), (2964, 22477), (3211, 20748), (3458, 19266), (3549, 18772), (4332, 15379), (4394, 15162), (4693, 14196), (4732, 14079), (5054, 13182), (5187, 12844), (6422, 10374), (6591, 10108), (6916, 9633), (7098, 9386), (7581, 8788)]