1617993416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{16189}}^1$

素因数の和:16270

約数の個数: 48

約数和(自身を含む): 3376100700

約数和(自身を除く): 1758107284

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 961, 1612, 1922, 3224, 3844, 7688, 12493, 16189, 24986, 32378, 49972, 64756, 99944, 129512, 210457, 420914, 501859, 841828, 1003718, 1683656, 2007436, 4014872, 6524167, 13048334, 15557629, 26096668, 31115258, 52193336, 62230516, 124461032, 202249177, 404498354, 808996708, 1617993416]

約数ペア:

[(1, 1617993416), (2, 808996708), (4, 404498354), (8, 202249177), (13, 124461032), (26, 62230516), (31, 52193336), (52, 31115258), (62, 26096668), (104, 15557629), (124, 13048334), (248, 6524167), (403, 4014872), (806, 2007436), (961, 1683656), (1612, 1003718), (1922, 841828), (3224, 501859), (3844, 420914), (7688, 210457), (12493, 129512), (16189, 99944), (24986, 64756), (32378, 49972)]