1278902902

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 2030095872

約数和(自身を除く): 751192970

約数列:

[1, 2, 23, 46, 97, 194, 443, 647, 886, 1294, 2231, 4462, 10189, 14881, 20378, 29762, 42971, 62759, 85942, 125518, 286621, 573242, 988333, 1443457, 1976666, 2886914, 6592283, 13184566, 27802237, 55604474, 639451451, 1278902902]

約数ペア:

[(1, 1278902902), (2, 639451451), (23, 55604474), (46, 27802237), (97, 13184566), (194, 6592283), (443, 2886914), (647, 1976666), (886, 1443457), (1294, 988333), (2231, 573242), (4462, 286621), (10189, 125518), (14881, 85942), (20378, 62759), (29762, 42971)]