7571538

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:184

約数の個数: 72

約数和(自身を含む): 18841680

約数和(自身を除く): 11270142

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 131, 169, 171, 234, 247, 262, 338, 342, 393, 494, 507, 741, 786, 1014, 1179, 1482, 1521, 1703, 2223, 2358, 2489, 3042, 3211, 3406, 4446, 4978, 5109, 6422, 7467, 9633, 10218, 14934, 15327, 19266, 22139, 22401, 28899, 30654, 32357, 44278, 44802, 57798, 64714, 66417, 97071, 132834, 194142, 199251, 291213, 398502, 420641, 582426, 841282, 1261923, 2523846, 3785769, 7571538]

約数ペア:

[(1, 7571538), (2, 3785769), (3, 2523846), (6, 1261923), (9, 841282), (13, 582426), (18, 420641), (19, 398502), (26, 291213), (38, 199251), (39, 194142), (57, 132834), (78, 97071), (114, 66417), (117, 64714), (131, 57798), (169, 44802), (171, 44278), (234, 32357), (247, 30654), (262, 28899), (338, 22401), (342, 22139), (393, 19266), (494, 15327), (507, 14934), (741, 10218), (786, 9633), (1014, 7467), (1179, 6422), (1482, 5109), (1521, 4978), (1703, 4446), (2223, 3406), (2358, 3211), (2489, 3042)]