2400789291257

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2\times {\mathrm{161717}}^1$

素因数の和:161878

約数の個数: 48

約数和(自身を含む): 2978053788672

約数和(自身を除く): 577264497415

約数列:

[1, 7, 31, 37, 43, 217, 259, 301, 1147, 1333, 1591, 1849, 8029, 9331, 11137, 12943, 49321, 57319, 68413, 161717, 345247, 401233, 478891, 1132019, 2120803, 5013227, 5983529, 6953831, 14845621, 35092589, 41884703, 48676817, 185489399, 215568761, 257291747, 299014733, 1298425793, 1508981327, 1801042229, 2093103131, 7976044157, 9269456723, 11063545121, 55832309099, 64886197061, 77444815847, 342969898751, 2400789291257]

約数ペア:

[(1, 2400789291257), (7, 342969898751), (31, 77444815847), (37, 64886197061), (43, 55832309099), (217, 11063545121), (259, 9269456723), (301, 7976044157), (1147, 2093103131), (1333, 1801042229), (1591, 1508981327), (1849, 1298425793), (8029, 299014733), (9331, 257291747), (11137, 215568761), (12943, 185489399), (49321, 48676817), (57319, 41884703), (68413, 35092589), (161717, 14845621), (345247, 6953831), (401233, 5983529), (478891, 5013227), (1132019, 2120803)]