87439590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{138793}}^1$

素因数の和:138813

約数の個数: 48

約数和(自身を含む): 259822368

約数和(自身を除く): 172382778

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 138793, 277586, 416379, 693965, 832758, 971551, 1249137, 1387930, 1943102, 2081895, 2498274, 2914653, 4163790, 4857755, 5829306, 6245685, 8743959, 9715510, 12491370, 14573265, 17487918, 29146530, 43719795, 87439590]

約数ペア:

[(1, 87439590), (2, 43719795), (3, 29146530), (5, 17487918), (6, 14573265), (7, 12491370), (9, 9715510), (10, 8743959), (14, 6245685), (15, 5829306), (18, 4857755), (21, 4163790), (30, 2914653), (35, 2498274), (42, 2081895), (45, 1943102), (63, 1387930), (70, 1249137), (90, 971551), (105, 832758), (126, 693965), (210, 416379), (315, 277586), (630, 138793)]