90109515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2441}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 151911936

約数和(自身を除く): 61802421

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 2441, 2461, 7323, 7383, 12205, 12305, 36615, 36915, 56143, 168429, 261187, 280715, 783561, 842145, 1305935, 3917805, 6007301, 18021903, 30036505, 90109515]

約数ペア:

[(1, 90109515), (3, 30036505), (5, 18021903), (15, 6007301), (23, 3917805), (69, 1305935), (107, 842145), (115, 783561), (321, 280715), (345, 261187), (535, 168429), (1605, 56143), (2441, 36915), (2461, 36615), (7323, 12305), (7383, 12205)]