218215634

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{38677}}^1$

素因数の和:38730

約数の個数: 32

約数和(自身を含む): 415865856

約数和(自身を除く): 197650222

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 38677, 77354, 270739, 502801, 541478, 1005602, 1198987, 2397974, 3519607, 7039214, 8392909, 15586831, 16785818, 31173662, 109107817, 218215634]

約数ペア:

[(1, 218215634), (2, 109107817), (7, 31173662), (13, 16785818), (14, 15586831), (26, 8392909), (31, 7039214), (62, 3519607), (91, 2397974), (182, 1198987), (217, 1005602), (403, 541478), (434, 502801), (806, 270739), (2821, 77354), (5642, 38677)]