1291361396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{30697}}^1$

素因数の和:31523

約数の個数: 24

約数和(自身を含む): 2436807240

約数和(自身を除く): 1145445844

約数列:

[1, 2, 4, 13, 26, 52, 809, 1618, 3236, 10517, 21034, 30697, 42068, 61394, 122788, 399061, 798122, 1596244, 24833873, 49667746, 99335492, 322840349, 645680698, 1291361396]

約数ペア:

[(1, 1291361396), (2, 645680698), (4, 322840349), (13, 99335492), (26, 49667746), (52, 24833873), (809, 1596244), (1618, 798122), (3236, 399061), (10517, 122788), (21034, 61394), (30697, 42068)]