138906964

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{8971}}^1$

素因数の和:9068

約数の個数: 36

約数和(自身を含む): 286386240

約数和(自身を除く): 147479276

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 2212, 3871, 7742, 8971, 15484, 17942, 35884, 62797, 125594, 251188, 439579, 708709, 879158, 1417418, 1758316, 2834836, 4960963, 9921926, 19843852, 34726741, 69453482, 138906964]

約数ペア:

[(1, 138906964), (2, 69453482), (4, 34726741), (7, 19843852), (14, 9921926), (28, 4960963), (49, 2834836), (79, 1758316), (98, 1417418), (158, 879158), (196, 708709), (316, 439579), (553, 251188), (1106, 125594), (2212, 62797), (3871, 35884), (7742, 17942), (8971, 15484)]