100215

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 185328

約数和(自身を除く): 85113

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 131, 153, 255, 393, 655, 765, 1179, 1965, 2227, 5895, 6681, 11135, 20043, 33405, 100215]

約数ペア:

[(1, 100215), (3, 33405), (5, 20043), (9, 11135), (15, 6681), (17, 5895), (45, 2227), (51, 1965), (85, 1179), (131, 765), (153, 655), (255, 393)]