387333660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{922223}}^1$

素因数の和:922242

約数の個数: 48

約数和(自身を含む): 1239469056

約数和(自身を除く): 852135396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 922223, 1844446, 2766669, 3688892, 4611115, 5533338, 6455561, 9222230, 11066676, 12911122, 13833345, 18444460, 19366683, 25822244, 27666690, 32277805, 38733366, 55333380, 64555610, 77466732, 96833415, 129111220, 193666830, 387333660]

約数ペア:

[(1, 387333660), (2, 193666830), (3, 129111220), (4, 96833415), (5, 77466732), (6, 64555610), (7, 55333380), (10, 38733366), (12, 32277805), (14, 27666690), (15, 25822244), (20, 19366683), (21, 18444460), (28, 13833345), (30, 12911122), (35, 11066676), (42, 9222230), (60, 6455561), (70, 5533338), (84, 4611115), (105, 3688892), (140, 2766669), (210, 1844446), (420, 922223)]