17220813

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 25940736

約数和(自身を除く): 8719923

約数列:

[1, 3, 17, 23, 51, 53, 69, 159, 277, 391, 831, 901, 1173, 1219, 2703, 3657, 4709, 6371, 14127, 14681, 19113, 20723, 44043, 62169, 108307, 249577, 324921, 337663, 748731, 1012989, 5740271, 17220813]

約数ペア:

[(1, 17220813), (3, 5740271), (17, 1012989), (23, 748731), (51, 337663), (53, 324921), (69, 249577), (159, 108307), (277, 62169), (391, 44043), (831, 20723), (901, 19113), (1173, 14681), (1219, 14127), (2703, 6371), (3657, 4709)]