378387615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{4483}}^1$

素因数の和:4839

約数の個数: 32

約数和(自身を含む): 643113216

約数和(自身を除く): 264725601

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 331, 993, 1655, 4483, 4965, 5627, 13449, 16881, 22415, 28135, 67245, 76211, 84405, 228633, 381055, 1143165, 1483873, 4451619, 7419365, 22258095, 25225841, 75677523, 126129205, 378387615]

約数ペア:

[(1, 378387615), (3, 126129205), (5, 75677523), (15, 25225841), (17, 22258095), (51, 7419365), (85, 4451619), (255, 1483873), (331, 1143165), (993, 381055), (1655, 228633), (4483, 84405), (4965, 76211), (5627, 67245), (13449, 28135), (16881, 22415)]