27720662985

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{653}}^1\times {\mathrm{30431}}^1$

素因数の和:31126

約数の個数: 48

約数和(自身を含む): 49676709888

約数和(自身を除く): 21956046903

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 653, 1395, 1959, 3265, 5877, 9795, 20243, 29385, 30431, 60729, 91293, 101215, 152155, 182187, 273879, 303645, 456465, 910935, 943361, 1369395, 2830083, 4716805, 8490249, 14150415, 19871443, 42451245, 59614329, 99357215, 178842987, 298071645, 616014733, 894214935, 1848044199, 3080073665, 5544132597, 9240220995, 27720662985]

約数ペア:

[(1, 27720662985), (3, 9240220995), (5, 5544132597), (9, 3080073665), (15, 1848044199), (31, 894214935), (45, 616014733), (93, 298071645), (155, 178842987), (279, 99357215), (465, 59614329), (653, 42451245), (1395, 19871443), (1959, 14150415), (3265, 8490249), (5877, 4716805), (9795, 2830083), (20243, 1369395), (29385, 943361), (30431, 910935), (60729, 456465), (91293, 303645), (101215, 273879), (152155, 182187)]