2650455

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 4881600

約数和(自身を除く): 2231145

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 677, 783, 1305, 2031, 3385, 3915, 6093, 10155, 18279, 19633, 30465, 58899, 91395, 98165, 176697, 294495, 530091, 883485, 2650455]

約数ペア:

[(1, 2650455), (3, 883485), (5, 530091), (9, 294495), (15, 176697), (27, 98165), (29, 91395), (45, 58899), (87, 30465), (135, 19633), (145, 18279), (261, 10155), (435, 6093), (677, 3915), (783, 3385), (1305, 2031)]