28730878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 48568320

約数和(自身を除く): 19837442

約数列:

[1, 2, 11, 22, 61, 79, 122, 158, 271, 542, 671, 869, 1342, 1738, 2981, 4819, 5962, 9638, 16531, 21409, 33062, 42818, 53009, 106018, 181841, 235499, 363682, 470998, 1305949, 2611898, 14365439, 28730878]

約数ペア:

[(1, 28730878), (2, 14365439), (11, 2611898), (22, 1305949), (61, 470998), (79, 363682), (122, 235499), (158, 181841), (271, 106018), (542, 53009), (671, 42818), (869, 33062), (1342, 21409), (1738, 16531), (2981, 9638), (4819, 5962)]