75562221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 129024000

約数和(自身を除く): 53461779

約数列:

[1, 3, 7, 19, 21, 31, 41, 57, 93, 123, 133, 149, 217, 287, 399, 447, 589, 651, 779, 861, 1043, 1271, 1767, 2337, 2831, 3129, 3813, 4123, 4619, 5453, 6109, 8493, 8897, 12369, 13857, 16359, 18327, 19817, 24149, 26691, 32333, 42763, 59451, 72447, 87761, 96999, 116071, 128289, 169043, 189379, 263283, 348213, 507129, 568137, 614327, 812497, 1325653, 1842981, 2437491, 3598201, 3976959, 10794603, 25187407, 75562221]

約数ペア:

[(1, 75562221), (3, 25187407), (7, 10794603), (19, 3976959), (21, 3598201), (31, 2437491), (41, 1842981), (57, 1325653), (93, 812497), (123, 614327), (133, 568137), (149, 507129), (217, 348213), (287, 263283), (399, 189379), (447, 169043), (589, 128289), (651, 116071), (779, 96999), (861, 87761), (1043, 72447), (1271, 59451), (1767, 42763), (2337, 32333), (2831, 26691), (3129, 24149), (3813, 19817), (4123, 18327), (4619, 16359), (5453, 13857), (6109, 12369), (8493, 8897)]