64675395

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28181}}^1$

素因数の和:28212

約数の個数: 32

約数和(自身を含む): 121746240

約数和(自身を除く): 57070845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 28181, 84543, 140905, 253629, 422715, 479077, 760887, 1268145, 1437231, 2395385, 3804435, 4311693, 7186155, 12935079, 21558465, 64675395]

約数ペア:

[(1, 64675395), (3, 21558465), (5, 12935079), (9, 7186155), (15, 4311693), (17, 3804435), (27, 2395385), (45, 1437231), (51, 1268145), (85, 760887), (135, 479077), (153, 422715), (255, 253629), (459, 140905), (765, 84543), (2295, 28181)]