28879345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 40715136

約数和(自身を除く): 11835791

約数列:

[1, 5, 11, 17, 55, 67, 85, 187, 335, 461, 737, 935, 1139, 2305, 3685, 5071, 5695, 7837, 12529, 25355, 30887, 39185, 62645, 86207, 154435, 339757, 431035, 525079, 1698785, 2625395, 5775869, 28879345]

約数ペア:

[(1, 28879345), (5, 5775869), (11, 2625395), (17, 1698785), (55, 525079), (67, 431035), (85, 339757), (187, 154435), (335, 86207), (461, 62645), (737, 39185), (935, 30887), (1139, 25355), (2305, 12529), (3685, 7837), (5071, 5695)]