17982783

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{563}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 33027840

約数和(自身を除く): 15045057

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 563, 819, 1183, 1521, 1689, 2457, 3549, 3941, 4563, 5067, 7319, 10647, 11823, 15201, 21957, 31941, 35469, 51233, 65871, 95147, 106407, 153699, 197613, 285441, 461097, 666029, 856323, 1383291, 1998087, 2568969, 5994261, 17982783]

約数ペア:

[(1, 17982783), (3, 5994261), (7, 2568969), (9, 1998087), (13, 1383291), (21, 856323), (27, 666029), (39, 461097), (63, 285441), (91, 197613), (117, 153699), (169, 106407), (189, 95147), (273, 65871), (351, 51233), (507, 35469), (563, 31941), (819, 21957), (1183, 15201), (1521, 11823), (1689, 10647), (2457, 7319), (3549, 5067), (3941, 4563)]