47902215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3229}}^1$

素因数の和:3303

約数の個数: 32

約数和(自身を含む): 81861120

約数和(自身を除く): 33958905

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 3229, 4945, 9687, 14835, 16145, 48435, 74267, 138847, 222801, 371335, 416541, 694235, 1114005, 2082705, 3193481, 9580443, 15967405, 47902215]

約数ペア:

[(1, 47902215), (3, 15967405), (5, 9580443), (15, 3193481), (23, 2082705), (43, 1114005), (69, 694235), (115, 416541), (129, 371335), (215, 222801), (345, 138847), (645, 74267), (989, 48435), (2967, 16145), (3229, 14835), (4945, 9687)]