721409139

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{439}}^1\times {\mathrm{503}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 1179763200

約数和(自身を除く): 458354061

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 439, 503, 1089, 1317, 1509, 3267, 3951, 4527, 4829, 5533, 11853, 13581, 14487, 16599, 43461, 49797, 53119, 60863, 130383, 149391, 159357, 182589, 220817, 478071, 547767, 662451, 1434213, 1643301, 1987353, 2428987, 5962059, 7286961, 21860883, 26718857, 65582649, 80156571, 240469713, 721409139]

約数ペア:

[(1, 721409139), (3, 240469713), (9, 80156571), (11, 65582649), (27, 26718857), (33, 21860883), (99, 7286961), (121, 5962059), (297, 2428987), (363, 1987353), (439, 1643301), (503, 1434213), (1089, 662451), (1317, 547767), (1509, 478071), (3267, 220817), (3951, 182589), (4527, 159357), (4829, 149391), (5533, 130383), (11853, 60863), (13581, 53119), (14487, 49797), (16599, 43461)]