28707492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1163}}^1$

素因数の和:1209

約数の個数: 72

約数和(自身を含む): 78025248

約数和(自身を除く): 49317756

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 121, 132, 187, 204, 242, 363, 374, 484, 561, 726, 748, 1122, 1163, 1452, 2057, 2244, 2326, 3489, 4114, 4652, 6171, 6978, 8228, 12342, 12793, 13956, 19771, 24684, 25586, 38379, 39542, 51172, 59313, 76758, 79084, 118626, 140723, 153516, 217481, 237252, 281446, 422169, 434962, 562892, 652443, 844338, 869924, 1304886, 1688676, 2392291, 2609772, 4784582, 7176873, 9569164, 14353746, 28707492]

約数ペア:

[(1, 28707492), (2, 14353746), (3, 9569164), (4, 7176873), (6, 4784582), (11, 2609772), (12, 2392291), (17, 1688676), (22, 1304886), (33, 869924), (34, 844338), (44, 652443), (51, 562892), (66, 434962), (68, 422169), (102, 281446), (121, 237252), (132, 217481), (187, 153516), (204, 140723), (242, 118626), (363, 79084), (374, 76758), (484, 59313), (561, 51172), (726, 39542), (748, 38379), (1122, 25586), (1163, 24684), (1452, 19771), (2057, 13956), (2244, 12793), (2326, 12342), (3489, 8228), (4114, 6978), (4652, 6171)]