156975705

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{68399}}^1$

素因数の和:68430

約数の個数: 32

約数和(自身を含む): 295488000

約数和(自身を除く): 138512295

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 68399, 205197, 341995, 615591, 1025985, 1162783, 1846773, 3077955, 3488349, 5813915, 9233865, 10465047, 17441745, 31395141, 52325235, 156975705]

約数ペア:

[(1, 156975705), (3, 52325235), (5, 31395141), (9, 17441745), (15, 10465047), (17, 9233865), (27, 5813915), (45, 3488349), (51, 3077955), (85, 1846773), (135, 1162783), (153, 1025985), (255, 615591), (459, 341995), (765, 205197), (2295, 68399)]