398619332

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{11939}}^1$

素因数の和:12451

約数の個数: 24

約数和(自身を含む): 740184480

約数和(自身を除く): 341565148

約数列:

[1, 2, 4, 17, 34, 68, 491, 982, 1964, 8347, 11939, 16694, 23878, 33388, 47756, 202963, 405926, 811852, 5862049, 11724098, 23448196, 99654833, 199309666, 398619332]

約数ペア:

[(1, 398619332), (2, 199309666), (4, 99654833), (17, 23448196), (34, 11724098), (68, 5862049), (491, 811852), (982, 405926), (1964, 202963), (8347, 47756), (11939, 33388), (16694, 23878)]