23404257

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 38525760

約数和(自身を除く): 15121503

約数列:

[1, 3, 9, 17, 19, 51, 57, 83, 97, 153, 171, 249, 291, 323, 747, 873, 969, 1411, 1577, 1649, 1843, 2907, 4233, 4731, 4947, 5529, 8051, 12699, 14193, 14841, 16587, 24153, 26809, 31331, 72459, 80427, 93993, 136867, 152969, 241281, 281979, 410601, 458907, 1231803, 1376721, 2600473, 7801419, 23404257]

約数ペア:

[(1, 23404257), (3, 7801419), (9, 2600473), (17, 1376721), (19, 1231803), (51, 458907), (57, 410601), (83, 281979), (97, 241281), (153, 152969), (171, 136867), (249, 93993), (291, 80427), (323, 72459), (747, 31331), (873, 26809), (969, 24153), (1411, 16587), (1577, 14841), (1649, 14193), (1843, 12699), (2907, 8051), (4233, 5529), (4731, 4947)]