222039909

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{751}}^1$

素因数の和:815

約数の個数: 72

約数和(自身を含む): 417161472

約数和(自身を除く): 195121563

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 361, 399, 741, 751, 819, 1083, 1197, 1729, 2223, 2253, 2527, 3249, 4693, 5187, 5257, 6759, 7581, 9763, 14079, 14269, 15561, 15771, 22743, 29289, 32851, 42237, 42807, 47313, 68341, 87867, 98553, 99883, 128421, 185497, 205023, 271111, 295659, 299649, 556491, 615069, 813333, 898947, 1298479, 1669473, 1897777, 2439999, 3524443, 3895437, 5693331, 10573329, 11686311, 17079993, 24671101, 31719987, 74013303, 222039909]

約数ペア:

[(1, 222039909), (3, 74013303), (7, 31719987), (9, 24671101), (13, 17079993), (19, 11686311), (21, 10573329), (39, 5693331), (57, 3895437), (63, 3524443), (91, 2439999), (117, 1897777), (133, 1669473), (171, 1298479), (247, 898947), (273, 813333), (361, 615069), (399, 556491), (741, 299649), (751, 295659), (819, 271111), (1083, 205023), (1197, 185497), (1729, 128421), (2223, 99883), (2253, 98553), (2527, 87867), (3249, 68341), (4693, 47313), (5187, 42807), (5257, 42237), (6759, 32851), (7581, 29289), (9763, 22743), (14079, 15771), (14269, 15561)]