42388689

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{641}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 67055616

約数和(自身を除く): 24666927

約数列:

[1, 3, 7, 21, 47, 67, 141, 201, 329, 469, 641, 987, 1407, 1923, 3149, 4487, 9447, 13461, 22043, 30127, 42947, 66129, 90381, 128841, 210889, 300629, 632667, 901887, 2018509, 6055527, 14129563, 42388689]

約数ペア:

[(1, 42388689), (3, 14129563), (7, 6055527), (21, 2018509), (47, 901887), (67, 632667), (141, 300629), (201, 210889), (329, 128841), (469, 90381), (641, 66129), (987, 42947), (1407, 30127), (1923, 22043), (3149, 13461), (4487, 9447)]