28165566

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1931}}^1$

素因数の和:1977

約数の個数: 64

約数和(自身を含む): 70108416

約数和(自身を除く): 41942850

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 102, 143, 187, 221, 286, 374, 429, 442, 561, 663, 858, 1122, 1326, 1931, 2431, 3862, 4862, 5793, 7293, 11586, 14586, 21241, 25103, 32827, 42482, 50206, 63723, 65654, 75309, 98481, 127446, 150618, 196962, 276133, 361097, 426751, 552266, 722194, 828399, 853502, 1083291, 1280253, 1656798, 2166582, 2560506, 4694261, 9388522, 14082783, 28165566]

約数ペア:

[(1, 28165566), (2, 14082783), (3, 9388522), (6, 4694261), (11, 2560506), (13, 2166582), (17, 1656798), (22, 1280253), (26, 1083291), (33, 853502), (34, 828399), (39, 722194), (51, 552266), (66, 426751), (78, 361097), (102, 276133), (143, 196962), (187, 150618), (221, 127446), (286, 98481), (374, 75309), (429, 65654), (442, 63723), (561, 50206), (663, 42482), (858, 32827), (1122, 25103), (1326, 21241), (1931, 14586), (2431, 11586), (3862, 7293), (4862, 5793)]