255644142

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 562028544

約数和(自身を除く): 306384402

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 127, 131, 197, 254, 262, 381, 393, 394, 591, 762, 786, 1182, 1651, 1703, 2561, 3302, 3406, 4953, 5109, 5122, 7683, 9906, 10218, 15366, 16637, 25019, 25807, 33274, 49911, 50038, 51614, 75057, 77421, 99822, 150114, 154842, 216281, 325247, 335491, 432562, 648843, 650494, 670982, 975741, 1006473, 1297686, 1951482, 2012946, 3277489, 6554978, 9832467, 19664934, 42607357, 85214714, 127822071, 255644142]

約数ペア:

[(1, 255644142), (2, 127822071), (3, 85214714), (6, 42607357), (13, 19664934), (26, 9832467), (39, 6554978), (78, 3277489), (127, 2012946), (131, 1951482), (197, 1297686), (254, 1006473), (262, 975741), (381, 670982), (393, 650494), (394, 648843), (591, 432562), (762, 335491), (786, 325247), (1182, 216281), (1651, 154842), (1703, 150114), (2561, 99822), (3302, 77421), (3406, 75057), (4953, 51614), (5109, 50038), (5122, 49911), (7683, 33274), (9906, 25807), (10218, 25019), (15366, 16637)]