321398142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2179}}^1$

素因数の和:2289

約数の個数: 64

約数和(自身を含む): 726620160

約数和(自身を除く): 405222018

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 61, 62, 78, 93, 122, 183, 186, 366, 403, 793, 806, 1209, 1586, 1891, 2179, 2379, 2418, 3782, 4358, 4758, 5673, 6537, 11346, 13074, 24583, 28327, 49166, 56654, 67549, 73749, 84981, 132919, 135098, 147498, 169962, 202647, 265838, 398757, 405294, 797514, 878137, 1727947, 1756274, 2634411, 3455894, 4120489, 5183841, 5268822, 8240978, 10367682, 12361467, 24722934, 53566357, 107132714, 160699071, 321398142]

約数ペア:

[(1, 321398142), (2, 160699071), (3, 107132714), (6, 53566357), (13, 24722934), (26, 12361467), (31, 10367682), (39, 8240978), (61, 5268822), (62, 5183841), (78, 4120489), (93, 3455894), (122, 2634411), (183, 1756274), (186, 1727947), (366, 878137), (403, 797514), (793, 405294), (806, 398757), (1209, 265838), (1586, 202647), (1891, 169962), (2179, 147498), (2379, 135098), (2418, 132919), (3782, 84981), (4358, 73749), (4758, 67549), (5673, 56654), (6537, 49166), (11346, 28327), (13074, 24583)]