201931515

素因数分解:

$3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4519}}^1$

素因数の和:4864

約数の個数: 32

約数和(自身を含む): 360153600

約数和(自身を除く): 158222085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 331, 993, 1655, 2979, 4519, 4965, 8937, 13557, 14895, 22595, 40671, 44685, 67785, 122013, 203355, 610065, 1495789, 4487367, 7478945, 13462101, 22436835, 40386303, 67310505, 201931515]

約数ペア:

[(1, 201931515), (3, 67310505), (5, 40386303), (9, 22436835), (15, 13462101), (27, 7478945), (45, 4487367), (135, 1495789), (331, 610065), (993, 203355), (1655, 122013), (2979, 67785), (4519, 44685), (4965, 40671), (8937, 22595), (13557, 14895)]