647547494

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{397}}^1\times {\mathrm{491}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 1071505152

約数和(自身を除く): 423957658

約数列:

[1, 2, 11, 22, 151, 302, 397, 491, 794, 982, 1661, 3322, 4367, 5401, 8734, 10802, 59947, 74141, 119894, 148282, 194927, 389854, 659417, 815551, 1318834, 1631102, 2144197, 4288394, 29433977, 58867954, 323773747, 647547494]

約数ペア:

[(1, 647547494), (2, 323773747), (11, 58867954), (22, 29433977), (151, 4288394), (302, 2144197), (397, 1631102), (491, 1318834), (794, 815551), (982, 659417), (1661, 389854), (3322, 194927), (4367, 148282), (5401, 119894), (8734, 74141), (10802, 59947)]