289399677

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{859}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 450447360

約数和(自身を除く): 161047683

約数列:

[1, 3, 7, 21, 61, 183, 263, 427, 789, 859, 1281, 1841, 2577, 5523, 6013, 16043, 18039, 48129, 52399, 112301, 157197, 225917, 336903, 366793, 677751, 1100379, 1581419, 4744257, 13780937, 41342811, 96466559, 289399677]

約数ペア:

[(1, 289399677), (3, 96466559), (7, 41342811), (21, 13780937), (61, 4744257), (183, 1581419), (263, 1100379), (427, 677751), (789, 366793), (859, 336903), (1281, 225917), (1841, 157197), (2577, 112301), (5523, 52399), (6013, 48129), (16043, 18039)]