219065685

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20483}}^1$

素因数の和:20545

約数の個数: 32

約数和(自身を含む): 377561088

約数和(自身を除く): 158495403

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 713, 2139, 3565, 10695, 20483, 61449, 102415, 307245, 471109, 634973, 1413327, 1904919, 2355545, 3174865, 7066635, 9524595, 14604379, 43813137, 73021895, 219065685]

約数ペア:

[(1, 219065685), (3, 73021895), (5, 43813137), (15, 14604379), (23, 9524595), (31, 7066635), (69, 3174865), (93, 2355545), (115, 1904919), (155, 1413327), (345, 634973), (465, 471109), (713, 307245), (2139, 102415), (3565, 61449), (10695, 20483)]