28698033

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3391}}^1$

素因数の和:3445

約数の個数: 32

約数和(自身を含む): 48627712

約数和(自身を除く): 19929679

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 3391, 8463, 10173, 23737, 44083, 71211, 105121, 132249, 308581, 315363, 735847, 925743, 1366573, 2207541, 4099719, 9566011, 28698033]

約数ペア:

[(1, 28698033), (3, 9566011), (7, 4099719), (13, 2207541), (21, 1366573), (31, 925743), (39, 735847), (91, 315363), (93, 308581), (217, 132249), (273, 105121), (403, 71211), (651, 44083), (1209, 23737), (2821, 10173), (3391, 8463)]