81812052

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108217}}^1$

素因数の和:108237

約数の個数: 48

約数和(自身を含む): 242408320

約数和(自身を除く): 160596268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108217, 216434, 324651, 432868, 649302, 757519, 973953, 1298604, 1515038, 1947906, 2272557, 2921859, 3030076, 3895812, 4545114, 5843718, 6817671, 9090228, 11687436, 13635342, 20453013, 27270684, 40906026, 81812052]

約数ペア:

[(1, 81812052), (2, 40906026), (3, 27270684), (4, 20453013), (6, 13635342), (7, 11687436), (9, 9090228), (12, 6817671), (14, 5843718), (18, 4545114), (21, 3895812), (27, 3030076), (28, 2921859), (36, 2272557), (42, 1947906), (54, 1515038), (63, 1298604), (84, 973953), (108, 757519), (126, 649302), (189, 432868), (252, 324651), (378, 216434), (756, 108217)]