397777401

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{1163}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 675492480

約数和(自身を除く): 277715079

約数列:

[1, 3, 7, 9, 21, 61, 63, 89, 183, 267, 427, 549, 623, 801, 1163, 1281, 1869, 3489, 3843, 5429, 5607, 8141, 10467, 16287, 24423, 38003, 48861, 70943, 73269, 103507, 114009, 212829, 310521, 342027, 496601, 638487, 724549, 931563, 1489803, 2173647, 4469409, 6313927, 6520941, 18941781, 44197489, 56825343, 132592467, 397777401]

約数ペア:

[(1, 397777401), (3, 132592467), (7, 56825343), (9, 44197489), (21, 18941781), (61, 6520941), (63, 6313927), (89, 4469409), (183, 2173647), (267, 1489803), (427, 931563), (549, 724549), (623, 638487), (801, 496601), (1163, 342027), (1281, 310521), (1869, 212829), (3489, 114009), (3843, 103507), (5429, 73269), (5607, 70943), (8141, 48861), (10467, 38003), (16287, 24423)]