181639144

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{971}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 347004000

約数和(自身を除く): 165364856

約数列:

[1, 2, 4, 8, 67, 134, 268, 349, 536, 698, 971, 1396, 1942, 2792, 3884, 7768, 23383, 46766, 65057, 93532, 130114, 187064, 260228, 338879, 520456, 677758, 1355516, 2711032, 22704893, 45409786, 90819572, 181639144]

約数ペア:

[(1, 181639144), (2, 90819572), (4, 45409786), (8, 22704893), (67, 2711032), (134, 1355516), (268, 677758), (349, 520456), (536, 338879), (698, 260228), (971, 187064), (1396, 130114), (1942, 93532), (2792, 65057), (3884, 46766), (7768, 23383)]