128376444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{1528291}}^1$

素因数の和:1528305

約数の個数: 24

約数和(自身を含む): 342337408

約数和(自身を除く): 213960964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 1528291, 3056582, 4584873, 6113164, 9169746, 10698037, 18339492, 21396074, 32094111, 42792148, 64188222, 128376444]

約数ペア:

[(1, 128376444), (2, 64188222), (3, 42792148), (4, 32094111), (6, 21396074), (7, 18339492), (12, 10698037), (14, 9169746), (21, 6113164), (28, 4584873), (42, 3056582), (84, 1528291)]