389660264

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1031}}^1$

素因数の和:1458

約数の個数: 64

約数和(自身を含む): 887189760

約数和(自身を除く): 497529496

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 397, 476, 794, 952, 1031, 1588, 2062, 2779, 3176, 4124, 5558, 6749, 7217, 8248, 11116, 13498, 14434, 17527, 22232, 26996, 28868, 35054, 47243, 53992, 57736, 70108, 94486, 122689, 140216, 188972, 245378, 377944, 409307, 490756, 818614, 981512, 1637228, 2865149, 3274456, 5730298, 6958219, 11460596, 13916438, 22921192, 27832876, 48707533, 55665752, 97415066, 194830132, 389660264]

約数ペア:

[(1, 389660264), (2, 194830132), (4, 97415066), (7, 55665752), (8, 48707533), (14, 27832876), (17, 22921192), (28, 13916438), (34, 11460596), (56, 6958219), (68, 5730298), (119, 3274456), (136, 2865149), (238, 1637228), (397, 981512), (476, 818614), (794, 490756), (952, 409307), (1031, 377944), (1588, 245378), (2062, 188972), (2779, 140216), (3176, 122689), (4124, 94486), (5558, 70108), (6749, 57736), (7217, 53992), (8248, 47243), (11116, 35054), (13498, 28868), (14434, 26996), (17527, 22232)]