1214654721

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{383051}}^1$

素因数の和:383212

約数の個数: 16

約数和(自身を含む): 1863164928

約数和(自身を除く): 648510207

約数列:

[1, 3, 7, 21, 151, 453, 1057, 3171, 383051, 1149153, 2681357, 8044071, 57840701, 173522103, 404884907, 1214654721]

約数ペア:

[(1, 1214654721), (3, 404884907), (7, 173522103), (21, 57840701), (151, 8044071), (453, 2681357), (1057, 1149153), (3171, 383051)]