128459548

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{673}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 273115584

約数和(自身を除く): 144656036

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 401, 476, 673, 802, 1346, 1604, 2692, 2807, 4711, 5614, 6817, 9422, 11228, 11441, 13634, 18844, 22882, 27268, 45764, 47719, 80087, 95438, 160174, 190876, 269873, 320348, 539746, 1079492, 1889111, 3778222, 4587841, 7556444, 9175682, 18351364, 32114887, 64229774, 128459548]

約数ペア:

[(1, 128459548), (2, 64229774), (4, 32114887), (7, 18351364), (14, 9175682), (17, 7556444), (28, 4587841), (34, 3778222), (68, 1889111), (119, 1079492), (238, 539746), (401, 320348), (476, 269873), (673, 190876), (802, 160174), (1346, 95438), (1604, 80087), (2692, 47719), (2807, 45764), (4711, 27268), (5614, 22882), (6817, 18844), (9422, 13634), (11228, 11441)]