198162081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1487}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 331478784

約数和(自身を除く): 133316703

約数列:

[1, 3, 9, 13, 17, 39, 51, 67, 117, 153, 201, 221, 603, 663, 871, 1139, 1487, 1989, 2613, 3417, 4461, 7839, 10251, 13383, 14807, 19331, 25279, 44421, 57993, 75837, 99629, 133263, 173979, 227511, 298887, 328627, 896661, 985881, 1295177, 1693693, 2957643, 3885531, 5081079, 11656593, 15243237, 22018009, 66054027, 198162081]

約数ペア:

[(1, 198162081), (3, 66054027), (9, 22018009), (13, 15243237), (17, 11656593), (39, 5081079), (51, 3885531), (67, 2957643), (117, 1693693), (153, 1295177), (201, 985881), (221, 896661), (603, 328627), (663, 298887), (871, 227511), (1139, 173979), (1487, 133263), (1989, 99629), (2613, 75837), (3417, 57993), (4461, 44421), (7839, 25279), (10251, 19331), (13383, 14807)]