172724778876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{20890757}}^1$

素因数の和:20890830

約数の個数: 48

約数和(自身を含む): 442215565344

約数和(自身を除く): 269490786468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 20890757, 41781514, 62672271, 83563028, 125344542, 250689084, 271579841, 543159682, 814739523, 1086319364, 1107210121, 1629479046, 2214420242, 3258958092, 3321630363, 4428840484, 6643260726, 13286521452, 14393731573, 28787463146, 43181194719, 57574926292, 86362389438, 172724778876]

約数ペア:

[(1, 172724778876), (2, 86362389438), (3, 57574926292), (4, 43181194719), (6, 28787463146), (12, 14393731573), (13, 13286521452), (26, 6643260726), (39, 4428840484), (52, 3321630363), (53, 3258958092), (78, 2214420242), (106, 1629479046), (156, 1107210121), (159, 1086319364), (212, 814739523), (318, 543159682), (636, 271579841), (689, 250689084), (1378, 125344542), (2067, 83563028), (2756, 62672271), (4134, 41781514), (8268, 20890757)]