216398276109

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1493}}^1\times {\mathrm{5003}}^1$

素因数の和:6571

約数の個数: 64

約数和(自身を含む): 340904505600

約数和(自身を除く): 124506229491

約数列:

[1, 3, 9, 27, 29, 37, 87, 111, 261, 333, 783, 999, 1073, 1493, 3219, 4479, 5003, 9657, 13437, 15009, 28971, 40311, 43297, 45027, 55241, 129891, 135081, 145087, 165723, 185111, 389673, 435261, 497169, 555333, 1169019, 1305783, 1491507, 1601989, 1665999, 3917349, 4805967, 4997997, 5368219, 7469479, 14417901, 16104657, 22408437, 43253703, 48313971, 67225311, 144941913, 201675933, 216614891, 276370723, 649844673, 829112169, 1949534019, 2487336507, 5848602057, 7462009521, 8014750967, 24044252901, 72132758703, 216398276109]

約数ペア:

[(1, 216398276109), (3, 72132758703), (9, 24044252901), (27, 8014750967), (29, 7462009521), (37, 5848602057), (87, 2487336507), (111, 1949534019), (261, 829112169), (333, 649844673), (783, 276370723), (999, 216614891), (1073, 201675933), (1493, 144941913), (3219, 67225311), (4479, 48313971), (5003, 43253703), (9657, 22408437), (13437, 16104657), (15009, 14417901), (28971, 7469479), (40311, 5368219), (43297, 4997997), (45027, 4805967), (55241, 3917349), (129891, 1665999), (135081, 1601989), (145087, 1491507), (165723, 1305783), (185111, 1169019), (389673, 555333), (435261, 497169)]