31331874

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 96

約数和(自身を含む): 78796800

約数和(自身を除く): 47464926

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 71, 79, 98, 114, 133, 142, 147, 158, 213, 237, 266, 294, 399, 426, 474, 497, 553, 798, 931, 994, 1106, 1349, 1491, 1501, 1659, 1862, 2698, 2793, 2982, 3002, 3318, 3479, 3871, 4047, 4503, 5586, 5609, 6958, 7742, 8094, 9006, 9443, 10437, 10507, 11218, 11613, 16827, 18886, 20874, 21014, 23226, 28329, 31521, 33654, 39263, 56658, 63042, 66101, 73549, 78526, 106571, 117789, 132202, 147098, 198303, 213142, 220647, 235578, 274841, 319713, 396606, 441294, 549682, 639426, 745997, 824523, 1491994, 1649046, 2237991, 4475982, 5221979, 10443958, 15665937, 31331874]

約数ペア:

[(1, 31331874), (2, 15665937), (3, 10443958), (6, 5221979), (7, 4475982), (14, 2237991), (19, 1649046), (21, 1491994), (38, 824523), (42, 745997), (49, 639426), (57, 549682), (71, 441294), (79, 396606), (98, 319713), (114, 274841), (133, 235578), (142, 220647), (147, 213142), (158, 198303), (213, 147098), (237, 132202), (266, 117789), (294, 106571), (399, 78526), (426, 73549), (474, 66101), (497, 63042), (553, 56658), (798, 39263), (931, 33654), (994, 31521), (1106, 28329), (1349, 23226), (1491, 21014), (1501, 20874), (1659, 18886), (1862, 16827), (2698, 11613), (2793, 11218), (2982, 10507), (3002, 10437), (3318, 9443), (3479, 9006), (3871, 8094), (4047, 7742), (4503, 6958), (5586, 5609)]