128450972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{929}}^1\times {\mathrm{2659}}^1$

素因数の和:3605

約数の個数: 24

約数和(自身を含む): 242432400

約数和(自身を除く): 113981428

約数列:

[1, 2, 4, 13, 26, 52, 929, 1858, 2659, 3716, 5318, 10636, 12077, 24154, 34567, 48308, 69134, 138268, 2470211, 4940422, 9880844, 32112743, 64225486, 128450972]

約数ペア:

[(1, 128450972), (2, 64225486), (4, 32112743), (13, 9880844), (26, 4940422), (52, 2470211), (929, 138268), (1858, 69134), (2659, 48308), (3716, 34567), (5318, 24154), (10636, 12077)]