27988164

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^2\times {\mathrm{809}}^1$

素因数の和:881

約数の個数: 54

約数和(自身を含む): 73194030

約数和(自身を除く): 45205866

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 809, 961, 1116, 1618, 1922, 2427, 2883, 3236, 3844, 4854, 5766, 7281, 8649, 9708, 11532, 14562, 17298, 25079, 29124, 34596, 50158, 75237, 100316, 150474, 225711, 300948, 451422, 777449, 902844, 1554898, 2332347, 3109796, 4664694, 6997041, 9329388, 13994082, 27988164]

約数ペア:

[(1, 27988164), (2, 13994082), (3, 9329388), (4, 6997041), (6, 4664694), (9, 3109796), (12, 2332347), (18, 1554898), (31, 902844), (36, 777449), (62, 451422), (93, 300948), (124, 225711), (186, 150474), (279, 100316), (372, 75237), (558, 50158), (809, 34596), (961, 29124), (1116, 25079), (1618, 17298), (1922, 14562), (2427, 11532), (2883, 9708), (3236, 8649), (3844, 7281), (4854, 5766)]