25937028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{353}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 71257368

約数和(自身を除く): 45320340

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 157, 234, 314, 353, 468, 471, 628, 706, 942, 1059, 1412, 1413, 1884, 2041, 2118, 2826, 3177, 4082, 4236, 4589, 5652, 6123, 6354, 8164, 9178, 12246, 12708, 13767, 18356, 18369, 24492, 27534, 36738, 41301, 55068, 55421, 73476, 82602, 110842, 165204, 166263, 221684, 332526, 498789, 665052, 720473, 997578, 1440946, 1995156, 2161419, 2881892, 4322838, 6484257, 8645676, 12968514, 25937028]

約数ペア:

[(1, 25937028), (2, 12968514), (3, 8645676), (4, 6484257), (6, 4322838), (9, 2881892), (12, 2161419), (13, 1995156), (18, 1440946), (26, 997578), (36, 720473), (39, 665052), (52, 498789), (78, 332526), (117, 221684), (156, 166263), (157, 165204), (234, 110842), (314, 82602), (353, 73476), (468, 55421), (471, 55068), (628, 41301), (706, 36738), (942, 27534), (1059, 24492), (1412, 18369), (1413, 18356), (1884, 13767), (2041, 12708), (2118, 12246), (2826, 9178), (3177, 8164), (4082, 6354), (4236, 6123), (4589, 5652)]