25190998

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 47113920

約数和(自身を除く): 21922922

約数列:

[1, 2, 7, 14, 19, 38, 49, 83, 98, 133, 163, 166, 266, 326, 581, 931, 1141, 1162, 1577, 1862, 2282, 3097, 3154, 4067, 6194, 7987, 8134, 11039, 13529, 15974, 21679, 22078, 27058, 43358, 77273, 94703, 151753, 154546, 189406, 257051, 303506, 514102, 662921, 1325842, 1799357, 3598714, 12595499, 25190998]

約数ペア:

[(1, 25190998), (2, 12595499), (7, 3598714), (14, 1799357), (19, 1325842), (38, 662921), (49, 514102), (83, 303506), (98, 257051), (133, 189406), (163, 154546), (166, 151753), (266, 94703), (326, 77273), (581, 43358), (931, 27058), (1141, 22078), (1162, 21679), (1577, 15974), (1862, 13529), (2282, 11039), (3097, 8134), (3154, 7987), (4067, 6194)]