16397556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 45198720

約数和(自身を除く): 28801164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 353, 474, 553, 588, 706, 948, 1059, 1106, 1412, 1659, 2118, 2212, 2471, 3318, 3871, 4236, 4942, 6636, 7413, 7742, 9884, 11613, 14826, 15484, 17297, 23226, 27887, 29652, 34594, 46452, 51891, 55774, 69188, 83661, 103782, 111548, 167322, 195209, 207564, 334644, 390418, 585627, 780836, 1171254, 1366463, 2342508, 2732926, 4099389, 5465852, 8198778, 16397556]

約数ペア:

[(1, 16397556), (2, 8198778), (3, 5465852), (4, 4099389), (6, 2732926), (7, 2342508), (12, 1366463), (14, 1171254), (21, 780836), (28, 585627), (42, 390418), (49, 334644), (79, 207564), (84, 195209), (98, 167322), (147, 111548), (158, 103782), (196, 83661), (237, 69188), (294, 55774), (316, 51891), (353, 46452), (474, 34594), (553, 29652), (588, 27887), (706, 23226), (948, 17297), (1059, 15484), (1106, 14826), (1412, 11613), (1659, 9884), (2118, 7742), (2212, 7413), (2471, 6636), (3318, 4942), (3871, 4236)]