397401366985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1\times {\mathrm{6203}}^1$

素因数の和:6814

約数の個数: 64

約数和(自身を含む): 568101371904

約数和(自身を除く): 170700004919

約数列:

[1, 5, 7, 31, 35, 137, 155, 217, 431, 685, 959, 1085, 2155, 3017, 4247, 4795, 6203, 13361, 15085, 21235, 29729, 31015, 43421, 59047, 66805, 93527, 148645, 192293, 217105, 295235, 413329, 467635, 849811, 961465, 1346051, 1830457, 2066645, 2673493, 4249055, 5948677, 6730255, 9152285, 12813199, 13367465, 18714451, 26344141, 29743385, 64065995, 82878283, 93572255, 131720705, 184408987, 366268541, 414391415, 580147981, 922044935, 1831342705, 2563879787, 2900739905, 11354324771, 12819398935, 56771623855, 79480273397, 397401366985]

約数ペア:

[(1, 397401366985), (5, 79480273397), (7, 56771623855), (31, 12819398935), (35, 11354324771), (137, 2900739905), (155, 2563879787), (217, 1831342705), (431, 922044935), (685, 580147981), (959, 414391415), (1085, 366268541), (2155, 184408987), (3017, 131720705), (4247, 93572255), (4795, 82878283), (6203, 64065995), (13361, 29743385), (15085, 26344141), (21235, 18714451), (29729, 13367465), (31015, 12813199), (43421, 9152285), (59047, 6730255), (66805, 5948677), (93527, 4249055), (148645, 2673493), (192293, 2066645), (217105, 1830457), (295235, 1346051), (413329, 961465), (467635, 849811)]