30186999

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 40

約数和(自身を含む): 47567520

約数和(自身を除く): 17380521

約数列:

[1, 3, 9, 27, 29, 71, 81, 87, 181, 213, 261, 543, 639, 783, 1629, 1917, 2059, 2349, 4887, 5249, 5751, 6177, 12851, 14661, 15747, 18531, 38553, 47241, 55593, 115659, 141723, 166779, 346977, 372679, 425169, 1040931, 1118037, 3354111, 10062333, 30186999]

約数ペア:

[(1, 30186999), (3, 10062333), (9, 3354111), (27, 1118037), (29, 1040931), (71, 425169), (81, 372679), (87, 346977), (181, 166779), (213, 141723), (261, 115659), (543, 55593), (639, 47241), (783, 38553), (1629, 18531), (1917, 15747), (2059, 14661), (2349, 12851), (4887, 6177), (5249, 5751)]