16516645

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 22063104

約数和(自身を除く): 5546459

約数列:

[1, 5, 23, 31, 41, 113, 115, 155, 205, 565, 713, 943, 1271, 2599, 3503, 3565, 4633, 4715, 6355, 12995, 17515, 23165, 29233, 80569, 106559, 143623, 146165, 402845, 532795, 718115, 3303329, 16516645]

約数ペア:

[(1, 16516645), (5, 3303329), (23, 718115), (31, 532795), (41, 402845), (113, 146165), (115, 143623), (155, 106559), (205, 80569), (565, 29233), (713, 23165), (943, 17515), (1271, 12995), (2599, 6355), (3503, 4715), (3565, 4633)]