199929303

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6653}}^1$

素因数の和:6725

約数の個数: 40

約数和(自身を含む): 347817888

約数和(自身を除く): 147888585

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 6653, 10017, 19959, 30051, 46571, 59877, 139713, 179631, 352609, 419139, 538893, 1057827, 1257417, 2468263, 3173481, 3772251, 7404789, 9520443, 22214367, 28561329, 66643101, 199929303]

約数ペア:

[(1, 199929303), (3, 66643101), (7, 28561329), (9, 22214367), (21, 9520443), (27, 7404789), (53, 3772251), (63, 3173481), (81, 2468263), (159, 1257417), (189, 1057827), (371, 538893), (477, 419139), (567, 352609), (1113, 179631), (1431, 139713), (3339, 59877), (4293, 46571), (6653, 30051), (10017, 19959)]