397775404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{409}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 766634400

約数和(自身を除く): 368858996

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 317, 409, 634, 767, 818, 1268, 1534, 1636, 3068, 4121, 5317, 8242, 10634, 16484, 18703, 21268, 24131, 37406, 48262, 74812, 96524, 129653, 243139, 259306, 313703, 486278, 518612, 627406, 972556, 1254812, 1685489, 3370978, 6741956, 7649527, 15299054, 30598108, 99443851, 198887702, 397775404]

約数ペア:

[(1, 397775404), (2, 198887702), (4, 99443851), (13, 30598108), (26, 15299054), (52, 7649527), (59, 6741956), (118, 3370978), (236, 1685489), (317, 1254812), (409, 972556), (634, 627406), (767, 518612), (818, 486278), (1268, 313703), (1534, 259306), (1636, 243139), (3068, 129653), (4121, 96524), (5317, 74812), (8242, 48262), (10634, 37406), (16484, 24131), (18703, 21268)]