628831215

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{160621}}^1$

素因数の和:160664

約数の個数: 32

約数和(自身を含む): 1156478400

約数和(自身を除く): 527647185

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 160621, 481863, 803105, 1445589, 2409315, 4336767, 4658009, 7227945, 13974027, 21683835, 23290045, 41922081, 69870135, 125766243, 209610405, 628831215]

約数ペア:

[(1, 628831215), (3, 209610405), (5, 125766243), (9, 69870135), (15, 41922081), (27, 23290045), (29, 21683835), (45, 13974027), (87, 7227945), (135, 4658009), (145, 4336767), (261, 2409315), (435, 1445589), (783, 803105), (1305, 481863), (3915, 160621)]