27529890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21341}}^1$

素因数の和:21394

約数の個数: 32

約数和(自身を含む): 67611456

約数和(自身を除く): 40081566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 21341, 42682, 64023, 106705, 128046, 213410, 320115, 640230, 917663, 1835326, 2752989, 4588315, 5505978, 9176630, 13764945, 27529890]

約数ペア:

[(1, 27529890), (2, 13764945), (3, 9176630), (5, 5505978), (6, 4588315), (10, 2752989), (15, 1835326), (30, 917663), (43, 640230), (86, 320115), (129, 213410), (215, 128046), (258, 106705), (430, 64023), (645, 42682), (1290, 21341)]