16312556

素因数分解:

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

素因数の和:498

約数の個数: 36

約数和(自身を含む): 31512600

約数和(自身を除く): 15200044

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 169, 236, 338, 409, 676, 767, 818, 1534, 1636, 3068, 5317, 9971, 10634, 19942, 21268, 24131, 39884, 48262, 69121, 96524, 138242, 276484, 313703, 627406, 1254812, 4078139, 8156278, 16312556]

約数ペア:

[(1, 16312556), (2, 8156278), (4, 4078139), (13, 1254812), (26, 627406), (52, 313703), (59, 276484), (118, 138242), (169, 96524), (236, 69121), (338, 48262), (409, 39884), (676, 24131), (767, 21268), (818, 19942), (1534, 10634), (1636, 9971), (3068, 5317)]