28661724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{673}}^1$

素因数の和:716

約数の個数: 108

約数和(自身を含む): 89792976

約数和(自身を除く): 61131252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 169, 182, 234, 252, 273, 338, 364, 468, 507, 546, 673, 676, 819, 1014, 1092, 1183, 1346, 1521, 1638, 2019, 2028, 2366, 2692, 3042, 3276, 3549, 4038, 4711, 4732, 6057, 6084, 7098, 8076, 8749, 9422, 10647, 12114, 14133, 14196, 17498, 18844, 21294, 24228, 26247, 28266, 34996, 42399, 42588, 52494, 56532, 61243, 78741, 84798, 104988, 113737, 122486, 157482, 169596, 183729, 227474, 244972, 314964, 341211, 367458, 454948, 551187, 682422, 734916, 796159, 1023633, 1102374, 1364844, 1592318, 2047266, 2204748, 2388477, 3184636, 4094532, 4776954, 7165431, 9553908, 14330862, 28661724]

約数ペア:

[(1, 28661724), (2, 14330862), (3, 9553908), (4, 7165431), (6, 4776954), (7, 4094532), (9, 3184636), (12, 2388477), (13, 2204748), (14, 2047266), (18, 1592318), (21, 1364844), (26, 1102374), (28, 1023633), (36, 796159), (39, 734916), (42, 682422), (52, 551187), (63, 454948), (78, 367458), (84, 341211), (91, 314964), (117, 244972), (126, 227474), (156, 183729), (169, 169596), (182, 157482), (234, 122486), (252, 113737), (273, 104988), (338, 84798), (364, 78741), (468, 61243), (507, 56532), (546, 52494), (673, 42588), (676, 42399), (819, 34996), (1014, 28266), (1092, 26247), (1183, 24228), (1346, 21294), (1521, 18844), (1638, 17498), (2019, 14196), (2028, 14133), (2366, 12114), (2692, 10647), (3042, 9422), (3276, 8749), (3549, 8076), (4038, 7098), (4711, 6084), (4732, 6057)]