42749715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2459}}^1$

素因数の和:2547

約数の個数: 32

約数和(自身を含む): 73209600

約数和(自身を除く): 30459885

約数列:

[1, 3, 5, 15, 19, 57, 61, 95, 183, 285, 305, 915, 1159, 2459, 3477, 5795, 7377, 12295, 17385, 36885, 46721, 140163, 149999, 233605, 449997, 700815, 749995, 2249985, 2849981, 8549943, 14249905, 42749715]

約数ペア:

[(1, 42749715), (3, 14249905), (5, 8549943), (15, 2849981), (19, 2249985), (57, 749995), (61, 700815), (95, 449997), (183, 233605), (285, 149999), (305, 140163), (915, 46721), (1159, 36885), (2459, 17385), (3477, 12295), (5795, 7377)]