39889935

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 76723200

約数和(自身を除く): 36833265

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 87, 115, 135, 145, 207, 261, 345, 435, 443, 621, 667, 783, 1035, 1305, 1329, 2001, 2215, 3105, 3335, 3915, 3987, 6003, 6645, 10005, 10189, 11961, 12847, 18009, 19935, 30015, 30567, 38541, 50945, 59805, 64235, 90045, 91701, 115623, 152835, 192705, 275103, 295481, 346869, 458505, 578115, 886443, 1375515, 1477405, 1734345, 2659329, 4432215, 7977987, 13296645, 39889935]

約数ペア:

[(1, 39889935), (3, 13296645), (5, 7977987), (9, 4432215), (15, 2659329), (23, 1734345), (27, 1477405), (29, 1375515), (45, 886443), (69, 578115), (87, 458505), (115, 346869), (135, 295481), (145, 275103), (207, 192705), (261, 152835), (345, 115623), (435, 91701), (443, 90045), (621, 64235), (667, 59805), (783, 50945), (1035, 38541), (1305, 30567), (1329, 30015), (2001, 19935), (2215, 18009), (3105, 12847), (3335, 11961), (3915, 10189), (3987, 10005), (6003, 6645)]