740778519

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{6173}}^1$

素因数の和:6387

約数の個数: 32

約数和(自身を含む): 1132657344

約数和(自身を除く): 391878825

約数列:

[1, 3, 13, 17, 39, 51, 181, 221, 543, 663, 2353, 3077, 6173, 7059, 9231, 18519, 40001, 80249, 104941, 120003, 240747, 314823, 1117313, 1364233, 3351939, 4092699, 14525069, 18994321, 43575207, 56982963, 246926173, 740778519]

約数ペア:

[(1, 740778519), (3, 246926173), (13, 56982963), (17, 43575207), (39, 18994321), (51, 14525069), (181, 4092699), (221, 3351939), (543, 1364233), (663, 1117313), (2353, 314823), (3077, 240747), (6173, 120003), (7059, 104941), (9231, 80249), (18519, 40001)]