61551815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 85893696

約数和(自身を除く): 24341881

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 265, 689, 901, 1051, 1105, 3445, 4505, 5255, 11713, 13663, 17867, 55703, 58565, 68315, 89335, 232271, 278515, 724139, 946951, 1161355, 3620695, 4734755, 12310363, 61551815]

約数ペア:

[(1, 61551815), (5, 12310363), (13, 4734755), (17, 3620695), (53, 1161355), (65, 946951), (85, 724139), (221, 278515), (265, 232271), (689, 89335), (901, 68315), (1051, 58565), (1105, 55703), (3445, 17867), (4505, 13663), (5255, 11713)]