551690529

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 821304000

約数和(自身を除く): 269613471

約数列:

[1, 3, 13, 39, 67, 109, 149, 169, 201, 327, 447, 507, 871, 1417, 1937, 2613, 4251, 5811, 7303, 9983, 11323, 16241, 18421, 21909, 25181, 29949, 33969, 48723, 55263, 75543, 94939, 129779, 211133, 284817, 389337, 633399, 1088147, 1234207, 1687127, 2744729, 3264441, 3702621, 5061381, 8234187, 14145911, 42437733, 183896843, 551690529]

約数ペア:

[(1, 551690529), (3, 183896843), (13, 42437733), (39, 14145911), (67, 8234187), (109, 5061381), (149, 3702621), (169, 3264441), (201, 2744729), (327, 1687127), (447, 1234207), (507, 1088147), (871, 633399), (1417, 389337), (1937, 284817), (2613, 211133), (4251, 129779), (5811, 94939), (7303, 75543), (9983, 55263), (11323, 48723), (16241, 33969), (18421, 29949), (21909, 25181)]