908902145

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1019}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 1182384000

約数和(自身を除く): 273481855

約数列:

[1, 5, 19, 41, 95, 205, 229, 779, 1019, 1145, 3895, 4351, 5095, 9389, 19361, 21755, 41779, 46945, 96805, 178391, 208895, 233351, 793801, 891955, 1166755, 3969005, 4433669, 9567391, 22168345, 47836955, 181780429, 908902145]

約数ペア:

[(1, 908902145), (5, 181780429), (19, 47836955), (41, 22168345), (95, 9567391), (205, 4433669), (229, 3969005), (779, 1166755), (1019, 891955), (1145, 793801), (3895, 233351), (4351, 208895), (5095, 178391), (9389, 96805), (19361, 46945), (21755, 41779)]