245743914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 96

約数和(自身を含む): 571100544

約数和(自身を除く): 325356630

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 41, 46, 69, 78, 82, 123, 138, 169, 246, 257, 299, 338, 507, 514, 533, 598, 771, 897, 943, 1014, 1066, 1542, 1599, 1794, 1886, 2829, 3198, 3341, 3887, 5658, 5911, 6682, 6929, 7774, 10023, 10537, 11661, 11822, 12259, 13858, 17733, 20046, 20787, 21074, 23322, 24518, 31611, 35466, 36777, 41574, 43433, 63222, 73554, 76843, 86866, 130299, 136981, 153686, 159367, 230529, 242351, 260598, 273962, 318734, 410943, 461058, 478101, 484702, 727053, 821886, 956202, 998959, 1454106, 1780753, 1997918, 2996877, 3150563, 3561506, 5342259, 5993754, 6301126, 9451689, 10684518, 18903378, 40957319, 81914638, 122871957, 245743914]

約数ペア:

[(1, 245743914), (2, 122871957), (3, 81914638), (6, 40957319), (13, 18903378), (23, 10684518), (26, 9451689), (39, 6301126), (41, 5993754), (46, 5342259), (69, 3561506), (78, 3150563), (82, 2996877), (123, 1997918), (138, 1780753), (169, 1454106), (246, 998959), (257, 956202), (299, 821886), (338, 727053), (507, 484702), (514, 478101), (533, 461058), (598, 410943), (771, 318734), (897, 273962), (943, 260598), (1014, 242351), (1066, 230529), (1542, 159367), (1599, 153686), (1794, 136981), (1886, 130299), (2829, 86866), (3198, 76843), (3341, 73554), (3887, 63222), (5658, 43433), (5911, 41574), (6682, 36777), (6929, 35466), (7774, 31611), (10023, 24518), (10537, 23322), (11661, 21074), (11822, 20787), (12259, 20046), (13858, 17733)]