129377508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{863}}^1$

素因数の和:945

約数の個数: 72

約数和(自身を含む): 336317184

約数和(自身を除く): 206939676

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 863, 961, 1209, 1612, 1726, 1922, 2418, 2589, 2883, 3452, 3844, 4836, 5178, 5766, 10356, 11219, 11532, 12493, 22438, 24986, 26753, 33657, 37479, 44876, 49972, 53506, 67314, 74958, 80259, 107012, 134628, 149916, 160518, 321036, 347789, 695578, 829343, 1043367, 1391156, 1658686, 2086734, 2488029, 3317372, 4173468, 4976058, 9952116, 10781459, 21562918, 32344377, 43125836, 64688754, 129377508]

約数ペア:

[(1, 129377508), (2, 64688754), (3, 43125836), (4, 32344377), (6, 21562918), (12, 10781459), (13, 9952116), (26, 4976058), (31, 4173468), (39, 3317372), (52, 2488029), (62, 2086734), (78, 1658686), (93, 1391156), (124, 1043367), (156, 829343), (186, 695578), (372, 347789), (403, 321036), (806, 160518), (863, 149916), (961, 134628), (1209, 107012), (1612, 80259), (1726, 74958), (1922, 67314), (2418, 53506), (2589, 49972), (2883, 44876), (3452, 37479), (3844, 33657), (4836, 26753), (5178, 24986), (5766, 22438), (10356, 12493), (11219, 11532)]