1220229723

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 1894233600

約数和(自身を除く): 674003877

約数列:

[1, 3, 17, 19, 29, 51, 57, 87, 173, 251, 323, 493, 519, 551, 753, 969, 1479, 1653, 2941, 3287, 4267, 4769, 5017, 7279, 8823, 9367, 9861, 12801, 14307, 15051, 21837, 28101, 43423, 55879, 81073, 85289, 95323, 123743, 130269, 138301, 167637, 243219, 255867, 285969, 371229, 414903, 738191, 825037, 1259267, 1620491, 2214573, 2351117, 2475111, 3777801, 4861473, 7053351, 14025629, 21407539, 23926073, 42076887, 64222617, 71778219, 406743241, 1220229723]

約数ペア:

[(1, 1220229723), (3, 406743241), (17, 71778219), (19, 64222617), (29, 42076887), (51, 23926073), (57, 21407539), (87, 14025629), (173, 7053351), (251, 4861473), (323, 3777801), (493, 2475111), (519, 2351117), (551, 2214573), (753, 1620491), (969, 1259267), (1479, 825037), (1653, 738191), (2941, 414903), (3287, 371229), (4267, 285969), (4769, 255867), (5017, 243219), (7279, 167637), (8823, 138301), (9367, 130269), (9861, 123743), (12801, 95323), (14307, 85289), (15051, 81073), (21837, 55879), (28101, 43423)]