28869256

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 59423760

約数和(自身を除く): 30554504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 131, 163, 169, 262, 326, 338, 524, 652, 676, 1048, 1304, 1352, 1703, 2119, 3406, 4238, 6812, 8476, 13624, 16952, 21353, 22139, 27547, 42706, 44278, 55094, 85412, 88556, 110188, 170824, 177112, 220376, 277589, 555178, 1110356, 2220712, 3608657, 7217314, 14434628, 28869256]

約数ペア:

[(1, 28869256), (2, 14434628), (4, 7217314), (8, 3608657), (13, 2220712), (26, 1110356), (52, 555178), (104, 277589), (131, 220376), (163, 177112), (169, 170824), (262, 110188), (326, 88556), (338, 85412), (524, 55094), (652, 44278), (676, 42706), (1048, 27547), (1304, 22139), (1352, 21353), (1703, 16952), (2119, 13624), (3406, 8476), (4238, 6812)]