66372215

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 48

約数和(自身を含む): 101016000

約数和(自身を除く): 34643785

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 229, 245, 343, 455, 637, 845, 1145, 1183, 1603, 1715, 2977, 3185, 4459, 5915, 8015, 8281, 11221, 14885, 20839, 22295, 38701, 41405, 56105, 57967, 78547, 104195, 145873, 193505, 270907, 289835, 392735, 729365, 1021111, 1354535, 1896349, 5105555, 9481745, 13274443, 66372215]

約数ペア:

[(1, 66372215), (5, 13274443), (7, 9481745), (13, 5105555), (35, 1896349), (49, 1354535), (65, 1021111), (91, 729365), (169, 392735), (229, 289835), (245, 270907), (343, 193505), (455, 145873), (637, 104195), (845, 78547), (1145, 57967), (1183, 56105), (1603, 41405), (1715, 38701), (2977, 22295), (3185, 20839), (4459, 14885), (5915, 11221), (8015, 8281)]