128598975

素因数分解:

$3^3\times 5^2\times {\mathrm{317}}^1\times {\mathrm{601}}^1$

素因数の和:937

約数の個数: 48

約数和(自身を含む): 237380640

約数和(自身を除く): 108781665

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 317, 601, 675, 951, 1585, 1803, 2853, 3005, 4755, 5409, 7925, 8559, 9015, 14265, 15025, 16227, 23775, 27045, 42795, 45075, 71325, 81135, 135225, 190517, 213975, 405675, 571551, 952585, 1714653, 2857755, 4762925, 5143959, 8573265, 14288775, 25719795, 42866325, 128598975]

約数ペア:

[(1, 128598975), (3, 42866325), (5, 25719795), (9, 14288775), (15, 8573265), (25, 5143959), (27, 4762925), (45, 2857755), (75, 1714653), (135, 952585), (225, 571551), (317, 405675), (601, 213975), (675, 190517), (951, 135225), (1585, 81135), (1803, 71325), (2853, 45075), (3005, 42795), (4755, 27045), (5409, 23775), (7925, 16227), (8559, 15025), (9015, 14265)]