248379378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 556953600

約数和(自身を除く): 308574222

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 139, 186, 278, 403, 417, 739, 806, 834, 1209, 1478, 1807, 2217, 2418, 3614, 4309, 4434, 5421, 8618, 9607, 10842, 12927, 19214, 22909, 25854, 28821, 45818, 56017, 57642, 68727, 102721, 112034, 137454, 168051, 205442, 297817, 308163, 336102, 595634, 616326, 893451, 1335373, 1786902, 2670746, 3184351, 4006119, 6368702, 8012238, 9553053, 19106106, 41396563, 82793126, 124189689, 248379378]

約数ペア:

[(1, 248379378), (2, 124189689), (3, 82793126), (6, 41396563), (13, 19106106), (26, 9553053), (31, 8012238), (39, 6368702), (62, 4006119), (78, 3184351), (93, 2670746), (139, 1786902), (186, 1335373), (278, 893451), (403, 616326), (417, 595634), (739, 336102), (806, 308163), (834, 297817), (1209, 205442), (1478, 168051), (1807, 137454), (2217, 112034), (2418, 102721), (3614, 68727), (4309, 57642), (4434, 56017), (5421, 45818), (8618, 28821), (9607, 25854), (10842, 22909), (12927, 19214)]