247834377

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 439296000

約数和(自身を除く): 191461623

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 103, 189, 203, 261, 309, 439, 609, 721, 783, 927, 1317, 1827, 2163, 2781, 2987, 3073, 3951, 5481, 6489, 8961, 9219, 11853, 12731, 19467, 20909, 26883, 27657, 38193, 45217, 62727, 80649, 82971, 89117, 114579, 135651, 188181, 267351, 316519, 343737, 406953, 564543, 802053, 949557, 1220859, 1311293, 2406159, 2848671, 3933879, 8546013, 9179051, 11801637, 27537153, 35404911, 82611459, 247834377]

約数ペア:

[(1, 247834377), (3, 82611459), (7, 35404911), (9, 27537153), (21, 11801637), (27, 9179051), (29, 8546013), (63, 3933879), (87, 2848671), (103, 2406159), (189, 1311293), (203, 1220859), (261, 949557), (309, 802053), (439, 564543), (609, 406953), (721, 343737), (783, 316519), (927, 267351), (1317, 188181), (1827, 135651), (2163, 114579), (2781, 89117), (2987, 82971), (3073, 80649), (3951, 62727), (5481, 45217), (6489, 38193), (8961, 27657), (9219, 26883), (11853, 20909), (12731, 19467)]