724362945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{40009}}^1$

素因数の和:40105

約数の個数: 32

約数和(自身を含む): 1244471040

約数和(自身を除く): 520108095

約数列:

[1, 3, 5, 15, 17, 51, 71, 85, 213, 255, 355, 1065, 1207, 3621, 6035, 18105, 40009, 120027, 200045, 600135, 680153, 2040459, 2840639, 3400765, 8521917, 10202295, 14203195, 42609585, 48290863, 144872589, 241454315, 724362945]

約数ペア:

[(1, 724362945), (3, 241454315), (5, 144872589), (15, 48290863), (17, 42609585), (51, 14203195), (71, 10202295), (85, 8521917), (213, 3400765), (255, 2840639), (355, 2040459), (1065, 680153), (1207, 600135), (3621, 200045), (6035, 120027), (18105, 40009)]