421290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 1138176

約数和(自身を除く): 716886

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 151, 155, 186, 279, 302, 310, 453, 465, 558, 755, 906, 930, 1359, 1395, 1510, 2265, 2718, 2790, 4530, 4681, 6795, 9362, 13590, 14043, 23405, 28086, 42129, 46810, 70215, 84258, 140430, 210645, 421290]

約数ペア:

[(1, 421290), (2, 210645), (3, 140430), (5, 84258), (6, 70215), (9, 46810), (10, 42129), (15, 28086), (18, 23405), (30, 14043), (31, 13590), (45, 9362), (62, 6795), (90, 4681), (93, 4530), (151, 2790), (155, 2718), (186, 2265), (279, 1510), (302, 1395), (310, 1359), (453, 930), (465, 906), (558, 755)]