3892815

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 7394400

約数和(自身を除く): 3501585

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 157, 171, 261, 285, 435, 471, 551, 785, 855, 1305, 1413, 1653, 2355, 2755, 2983, 4553, 4959, 7065, 8265, 8949, 13659, 14915, 22765, 24795, 26847, 40977, 44745, 68295, 86507, 134235, 204885, 259521, 432535, 778563, 1297605, 3892815]

約数ペア:

[(1, 3892815), (3, 1297605), (5, 778563), (9, 432535), (15, 259521), (19, 204885), (29, 134235), (45, 86507), (57, 68295), (87, 44745), (95, 40977), (145, 26847), (157, 24795), (171, 22765), (261, 14915), (285, 13659), (435, 8949), (471, 8265), (551, 7065), (785, 4959), (855, 4553), (1305, 2983), (1413, 2755), (1653, 2355)]