31028490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1123}}^1$

素因数の和:1443

約数の個数: 48

約数和(自身を含む): 81008928

約数和(自身を除く): 49980438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 307, 614, 921, 1123, 1535, 1842, 2246, 2763, 3070, 3369, 4605, 5526, 5615, 6738, 9210, 10107, 11230, 13815, 16845, 20214, 27630, 33690, 50535, 101070, 344761, 689522, 1034283, 1723805, 2068566, 3102849, 3447610, 5171415, 6205698, 10342830, 15514245, 31028490]

約数ペア:

[(1, 31028490), (2, 15514245), (3, 10342830), (5, 6205698), (6, 5171415), (9, 3447610), (10, 3102849), (15, 2068566), (18, 1723805), (30, 1034283), (45, 689522), (90, 344761), (307, 101070), (614, 50535), (921, 33690), (1123, 27630), (1535, 20214), (1842, 16845), (2246, 13815), (2763, 11230), (3070, 10107), (3369, 9210), (4605, 6738), (5526, 5615)]