291275790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43933}}^1$

素因数の和:43973

約数の個数: 64

約数和(自身を含む): 797138496

約数和(自身を除く): 505862706

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 43933, 87866, 131799, 219665, 263598, 439330, 571129, 658995, 746861, 1142258, 1317990, 1493722, 1713387, 2240583, 2855645, 3426774, 3734305, 4481166, 5711290, 7468610, 8566935, 9709193, 11202915, 17133870, 19418386, 22405830, 29127579, 48545965, 58255158, 97091930, 145637895, 291275790]

約数ペア:

[(1, 291275790), (2, 145637895), (3, 97091930), (5, 58255158), (6, 48545965), (10, 29127579), (13, 22405830), (15, 19418386), (17, 17133870), (26, 11202915), (30, 9709193), (34, 8566935), (39, 7468610), (51, 5711290), (65, 4481166), (78, 3734305), (85, 3426774), (102, 2855645), (130, 2240583), (170, 1713387), (195, 1493722), (221, 1317990), (255, 1142258), (390, 746861), (442, 658995), (510, 571129), (663, 439330), (1105, 263598), (1326, 219665), (2210, 131799), (3315, 87866), (6630, 43933)]