209213186

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67619}}^1$

素因数の和:67658

約数の個数: 32

約数和(自身を含む): 408965760

約数和(自身を除く): 199752574

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 67619, 135238, 473333, 879047, 946666, 1149523, 1758094, 2299046, 6153329, 8046661, 12306658, 14943799, 16093322, 29887598, 104606593, 209213186]

約数ペア:

[(1, 209213186), (2, 104606593), (7, 29887598), (13, 16093322), (14, 14943799), (17, 12306658), (26, 8046661), (34, 6153329), (91, 2299046), (119, 1758094), (182, 1149523), (221, 946666), (238, 879047), (442, 473333), (1547, 135238), (3094, 67619)]