87966657

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 137479680

約数和(自身を除く): 49513023

約数列:

[1, 3, 9, 29, 47, 71, 87, 101, 141, 213, 261, 303, 423, 639, 909, 1363, 2059, 2929, 3337, 4089, 4747, 6177, 7171, 8787, 10011, 12267, 14241, 18531, 21513, 26361, 30033, 42723, 64539, 96773, 137663, 207959, 290319, 337037, 412989, 623877, 870957, 1011111, 1238967, 1871631, 3033333, 9774073, 29322219, 87966657]

約数ペア:

[(1, 87966657), (3, 29322219), (9, 9774073), (29, 3033333), (47, 1871631), (71, 1238967), (87, 1011111), (101, 870957), (141, 623877), (213, 412989), (261, 337037), (303, 290319), (423, 207959), (639, 137663), (909, 96773), (1363, 64539), (2059, 42723), (2929, 30033), (3337, 26361), (4089, 21513), (4747, 18531), (6177, 14241), (7171, 12267), (8787, 10011)]