18304191

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 28459200

約数和(自身を除く): 10155009

約数列:

[1, 3, 9, 27, 29, 87, 97, 241, 261, 291, 723, 783, 873, 2169, 2619, 2813, 6507, 6989, 8439, 20967, 23377, 25317, 62901, 70131, 75951, 188703, 210393, 631179, 677933, 2033799, 6101397, 18304191]

約数ペア:

[(1, 18304191), (3, 6101397), (9, 2033799), (27, 677933), (29, 631179), (87, 210393), (97, 188703), (241, 75951), (261, 70131), (291, 62901), (723, 25317), (783, 23377), (873, 20967), (2169, 8439), (2619, 6989), (2813, 6507)]