23219775

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3376

約数の個数: 36

約数和(自身を含む): 42943680

約数和(自身を除く): 19723905

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 3329, 6975, 9987, 16645, 29961, 49935, 83225, 103199, 149805, 249675, 309597, 515995, 749025, 928791, 1547985, 2579975, 4643955, 7739925, 23219775]

約数ペア:

[(1, 23219775), (3, 7739925), (5, 4643955), (9, 2579975), (15, 1547985), (25, 928791), (31, 749025), (45, 515995), (75, 309597), (93, 249675), (155, 149805), (225, 103199), (279, 83225), (465, 49935), (775, 29961), (1395, 16645), (2325, 9987), (3329, 6975)]