31213890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{599}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 83808000

約数和(自身を除く): 52594110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 193, 270, 386, 579, 599, 965, 1158, 1198, 1737, 1797, 1930, 2895, 2995, 3474, 3594, 5211, 5391, 5790, 5990, 8685, 8985, 10422, 10782, 16173, 17370, 17970, 26055, 26955, 32346, 52110, 53910, 80865, 115607, 161730, 231214, 346821, 578035, 693642, 1040463, 1156070, 1734105, 2080926, 3121389, 3468210, 5202315, 6242778, 10404630, 15606945, 31213890]

約数ペア:

[(1, 31213890), (2, 15606945), (3, 10404630), (5, 6242778), (6, 5202315), (9, 3468210), (10, 3121389), (15, 2080926), (18, 1734105), (27, 1156070), (30, 1040463), (45, 693642), (54, 578035), (90, 346821), (135, 231214), (193, 161730), (270, 115607), (386, 80865), (579, 53910), (599, 52110), (965, 32346), (1158, 26955), (1198, 26055), (1737, 17970), (1797, 17370), (1930, 16173), (2895, 10782), (2995, 10422), (3474, 8985), (3594, 8685), (5211, 5990), (5391, 5790)]