897356876

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{42821}}^1$

素因数の和:42882

約数の個数: 36

約数和(自身を含む): 1755359424

約数和(自身を除く): 858002548

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 676, 806, 1612, 5239, 10478, 20956, 42821, 85642, 171284, 556673, 1113346, 1327451, 2226692, 2654902, 5309804, 7236749, 14473498, 17256863, 28946996, 34513726, 69027452, 224339219, 448678438, 897356876]

約数ペア:

[(1, 897356876), (2, 448678438), (4, 224339219), (13, 69027452), (26, 34513726), (31, 28946996), (52, 17256863), (62, 14473498), (124, 7236749), (169, 5309804), (338, 2654902), (403, 2226692), (676, 1327451), (806, 1113346), (1612, 556673), (5239, 171284), (10478, 85642), (20956, 42821)]