23961915

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 43580160

約数和(自身を除く): 19618245

約数列:

[1, 3, 5, 9, 15, 31, 45, 89, 93, 155, 193, 267, 279, 445, 465, 579, 801, 965, 1335, 1395, 1737, 2759, 2895, 4005, 5983, 8277, 8685, 13795, 17177, 17949, 24831, 29915, 41385, 51531, 53847, 85885, 89745, 124155, 154593, 257655, 269235, 532487, 772965, 1597461, 2662435, 4792383, 7987305, 23961915]

約数ペア:

[(1, 23961915), (3, 7987305), (5, 4792383), (9, 2662435), (15, 1597461), (31, 772965), (45, 532487), (89, 269235), (93, 257655), (155, 154593), (193, 124155), (267, 89745), (279, 85885), (445, 53847), (465, 51531), (579, 41385), (801, 29915), (965, 24831), (1335, 17949), (1395, 17177), (1737, 13795), (2759, 8685), (2895, 8277), (4005, 5983)]