27531420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65551}}^1$

素因数の和:65570

約数の個数: 48

約数和(自身を含む): 88101888

約数和(自身を除く): 60570468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 65551, 131102, 196653, 262204, 327755, 393306, 458857, 655510, 786612, 917714, 983265, 1311020, 1376571, 1835428, 1966530, 2294285, 2753142, 3933060, 4588570, 5506284, 6882855, 9177140, 13765710, 27531420]

約数ペア:

[(1, 27531420), (2, 13765710), (3, 9177140), (4, 6882855), (5, 5506284), (6, 4588570), (7, 3933060), (10, 2753142), (12, 2294285), (14, 1966530), (15, 1835428), (20, 1376571), (21, 1311020), (28, 983265), (30, 917714), (35, 786612), (42, 655510), (60, 458857), (70, 393306), (84, 327755), (105, 262204), (140, 196653), (210, 131102), (420, 65551)]