290753645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1831}}^1$

素因数の和:2205

約数の個数: 32

約数和(自身を含む): 430886400

約数和(自身を除く): 140132755

約数列:

[1, 5, 7, 13, 35, 65, 91, 349, 455, 1745, 1831, 2443, 4537, 9155, 12215, 12817, 22685, 23803, 31759, 64085, 119015, 158795, 166621, 639019, 833105, 3195095, 4473133, 8307247, 22365665, 41536235, 58150729, 290753645]

約数ペア:

[(1, 290753645), (5, 58150729), (7, 41536235), (13, 22365665), (35, 8307247), (65, 4473133), (91, 3195095), (349, 833105), (455, 639019), (1745, 166621), (1831, 158795), (2443, 119015), (4537, 64085), (9155, 31759), (12215, 23803), (12817, 22685)]