18277845

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 30264192

約数和(自身を除く): 11986347

約数列:

[1, 3, 5, 15, 53, 83, 159, 249, 265, 277, 415, 795, 831, 1245, 1385, 4155, 4399, 13197, 14681, 21995, 22991, 44043, 65985, 68973, 73405, 114955, 220215, 344865, 1218523, 3655569, 6092615, 18277845]

約数ペア:

[(1, 18277845), (3, 6092615), (5, 3655569), (15, 1218523), (53, 344865), (83, 220215), (159, 114955), (249, 73405), (265, 68973), (277, 65985), (415, 44043), (795, 22991), (831, 21995), (1245, 14681), (1385, 13197), (4155, 4399)]