802021857

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{419687}}^1$

素因数の和:419717

約数の個数: 24

約数和(自身を含む): 1339644096

約数和(自身を除く): 537622239

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 419687, 1259061, 2937809, 5455931, 8813427, 16367793, 20564663, 38191517, 61693989, 114574551, 267340619, 802021857]

約数ペア:

[(1, 802021857), (3, 267340619), (7, 114574551), (13, 61693989), (21, 38191517), (39, 20564663), (49, 16367793), (91, 8813427), (147, 5455931), (273, 2937809), (637, 1259061), (1911, 419687)]