64959381

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{241}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 98736000

約数和(自身を除く): 33776619

約数列:

[1, 3, 9, 27, 67, 149, 201, 241, 447, 603, 723, 1341, 1809, 2169, 4023, 6507, 9983, 16147, 29949, 35909, 48441, 89847, 107727, 145323, 269541, 323181, 435969, 969543, 2405903, 7217709, 21653127, 64959381]

約数ペア:

[(1, 64959381), (3, 21653127), (9, 7217709), (27, 2405903), (67, 969543), (149, 435969), (201, 323181), (241, 269541), (447, 145323), (603, 107727), (723, 89847), (1341, 48441), (1809, 35909), (2169, 29949), (4023, 16147), (6507, 9983)]