664852161

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1579}}^1$

素因数の和:1773

約数の個数: 32

約数和(自身を含む): 955584000

約数和(自身を除く): 290731839

約数列:

[1, 3, 19, 57, 83, 89, 249, 267, 1577, 1579, 1691, 4731, 4737, 5073, 7387, 22161, 30001, 90003, 131057, 140353, 140531, 393171, 421059, 421593, 2490083, 2670089, 7470249, 8010267, 11664073, 34992219, 221617387, 664852161]

約数ペア:

[(1, 664852161), (3, 221617387), (19, 34992219), (57, 11664073), (83, 8010267), (89, 7470249), (249, 2670089), (267, 2490083), (1577, 421593), (1579, 421059), (1691, 393171), (4731, 140531), (4737, 140353), (5073, 131057), (7387, 90003), (22161, 30001)]