13172523

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 22561056

約数和(自身を除く): 9388533

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 91, 113, 147, 183, 273, 339, 427, 637, 791, 793, 1281, 1469, 1911, 2373, 2379, 2989, 4407, 5537, 5551, 6893, 8967, 10283, 16611, 16653, 20679, 30849, 38857, 48251, 71981, 89609, 116571, 144753, 215943, 268827, 337757, 627263, 1013271, 1881789, 4390841, 13172523]

約数ペア:

[(1, 13172523), (3, 4390841), (7, 1881789), (13, 1013271), (21, 627263), (39, 337757), (49, 268827), (61, 215943), (91, 144753), (113, 116571), (147, 89609), (183, 71981), (273, 48251), (339, 38857), (427, 30849), (637, 20679), (791, 16653), (793, 16611), (1281, 10283), (1469, 8967), (1911, 6893), (2373, 5551), (2379, 5537), (2989, 4407)]