15626728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 33707520

約数和(自身を除く): 18080792

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 131, 148, 248, 262, 296, 403, 481, 524, 806, 962, 1048, 1147, 1612, 1703, 1924, 2294, 3224, 3406, 3848, 4061, 4588, 4847, 6812, 8122, 9176, 9694, 13624, 14911, 16244, 19388, 29822, 32488, 38776, 52793, 59644, 63011, 105586, 119288, 126022, 150257, 211172, 252044, 300514, 422344, 504088, 601028, 1202056, 1953341, 3906682, 7813364, 15626728]

約数ペア:

[(1, 15626728), (2, 7813364), (4, 3906682), (8, 1953341), (13, 1202056), (26, 601028), (31, 504088), (37, 422344), (52, 300514), (62, 252044), (74, 211172), (104, 150257), (124, 126022), (131, 119288), (148, 105586), (248, 63011), (262, 59644), (296, 52793), (403, 38776), (481, 32488), (524, 29822), (806, 19388), (962, 16244), (1048, 14911), (1147, 13624), (1612, 9694), (1703, 9176), (1924, 8122), (2294, 6812), (3224, 4847), (3406, 4588), (3848, 4061)]