2971515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 5170176

約数和(自身を除く): 2198661

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 271, 645, 731, 813, 1355, 2193, 3655, 4065, 4607, 10965, 11653, 13821, 23035, 34959, 58265, 69105, 174795, 198101, 594303, 990505, 2971515]

約数ペア:

[(1, 2971515), (3, 990505), (5, 594303), (15, 198101), (17, 174795), (43, 69105), (51, 58265), (85, 34959), (129, 23035), (215, 13821), (255, 11653), (271, 10965), (645, 4607), (731, 4065), (813, 3655), (1355, 2193)]