28361788

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11131}}^1$

素因数の和:11162

約数の個数: 36

約数和(自身を含む): 62183352

約数和(自身を除く): 33821564

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 11131, 22262, 44524, 77917, 144703, 155834, 289406, 311668, 545419, 578812, 1012921, 1090838, 2025842, 2181676, 4051684, 7090447, 14180894, 28361788]

約数ペア:

[(1, 28361788), (2, 14180894), (4, 7090447), (7, 4051684), (13, 2181676), (14, 2025842), (26, 1090838), (28, 1012921), (49, 578812), (52, 545419), (91, 311668), (98, 289406), (182, 155834), (196, 144703), (364, 77917), (637, 44524), (1274, 22262), (2548, 11131)]