213215145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{99401}}^1$

素因数の和:99433

約数の個数: 32

約数和(自身を含む): 400788864

約数和(自身を除く): 187573719

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 99401, 298203, 497005, 1093411, 1292213, 1491015, 3280233, 3876639, 5467055, 6461065, 14214343, 16401165, 19383195, 42643029, 71071715, 213215145]

約数ペア:

[(1, 213215145), (3, 71071715), (5, 42643029), (11, 19383195), (13, 16401165), (15, 14214343), (33, 6461065), (39, 5467055), (55, 3876639), (65, 3280233), (143, 1491015), (165, 1292213), (195, 1093411), (429, 497005), (715, 298203), (2145, 99401)]