78571227

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{52697}}^1$

素因数の和:52778

約数の個数: 16

約数和(自身を含む): 121416192

約数和(自身を除く): 42844965

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 52697, 158091, 368879, 1106637, 3741487, 11224461, 26190409, 78571227]

約数ペア:

[(1, 78571227), (3, 26190409), (7, 11224461), (21, 3741487), (71, 1106637), (213, 368879), (497, 158091), (1491, 52697)]