729287391

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{12113}}^1$

素因数の和:12231

約数の個数: 32

約数和(自身を含む): 1153640448

約数和(自身を除く): 424353057

約数列:

[1, 3, 7, 21, 47, 61, 141, 183, 329, 427, 987, 1281, 2867, 8601, 12113, 20069, 36339, 60207, 84791, 254373, 569311, 738893, 1707933, 2216679, 3985177, 5172251, 11955531, 15516753, 34727971, 104183913, 243095797, 729287391]

約数ペア:

[(1, 729287391), (3, 243095797), (7, 104183913), (21, 34727971), (47, 15516753), (61, 11955531), (141, 5172251), (183, 3985177), (329, 2216679), (427, 1707933), (987, 738893), (1281, 569311), (2867, 254373), (8601, 84791), (12113, 60207), (20069, 36339)]