12898185

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 21600000

約数和(自身を除く): 8701815

約数列:

[1, 3, 5, 15, 29, 87, 145, 149, 199, 435, 447, 597, 745, 995, 2235, 2985, 4321, 5771, 12963, 17313, 21605, 28855, 29651, 64815, 86565, 88953, 148255, 444765, 859879, 2579637, 4299395, 12898185]

約数ペア:

[(1, 12898185), (3, 4299395), (5, 2579637), (15, 859879), (29, 444765), (87, 148255), (145, 88953), (149, 86565), (199, 64815), (435, 29651), (447, 28855), (597, 21605), (745, 17313), (995, 12963), (2235, 5771), (2985, 4321)]