681598305

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{971}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 1246415040

約数和(自身を除く): 564816735

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 821, 855, 971, 2463, 2913, 4105, 4855, 7389, 8739, 12315, 14565, 15599, 18449, 36945, 43695, 46797, 55347, 77995, 92245, 140391, 166041, 233985, 276735, 701955, 797191, 830205, 2391573, 3985955, 7174719, 11957865, 15146629, 35873595, 45439887, 75733145, 136319661, 227199435, 681598305]

約数ペア:

[(1, 681598305), (3, 227199435), (5, 136319661), (9, 75733145), (15, 45439887), (19, 35873595), (45, 15146629), (57, 11957865), (95, 7174719), (171, 3985955), (285, 2391573), (821, 830205), (855, 797191), (971, 701955), (2463, 276735), (2913, 233985), (4105, 166041), (4855, 140391), (7389, 92245), (8739, 77995), (12315, 55347), (14565, 46797), (15599, 43695), (18449, 36945)]