490107178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{18457}}^1$

素因数の和:18558

約数の個数: 32

約数和(自身を含む): 861176448

約数和(自身を除く): 371069270

約数列:

[1, 2, 11, 17, 22, 34, 71, 142, 187, 374, 781, 1207, 1562, 2414, 13277, 18457, 26554, 36914, 203027, 313769, 406054, 627538, 1310447, 2620894, 3451459, 6902918, 14414917, 22277599, 28829834, 44555198, 245053589, 490107178]

約数ペア:

[(1, 490107178), (2, 245053589), (11, 44555198), (17, 28829834), (22, 22277599), (34, 14414917), (71, 6902918), (142, 3451459), (187, 2620894), (374, 1310447), (781, 627538), (1207, 406054), (1562, 313769), (2414, 203027), (13277, 36914), (18457, 26554)]