31239934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{577}}^1$

素因数の和:720

約数の個数: 32

約数和(自身を含む): 53934336

約数和(自身を除く): 22694402

約数列:

[1, 2, 11, 22, 23, 46, 107, 214, 253, 506, 577, 1154, 1177, 2354, 2461, 4922, 6347, 12694, 13271, 26542, 27071, 54142, 61739, 123478, 145981, 291962, 679129, 1358258, 1419997, 2839994, 15619967, 31239934]

約数ペア:

[(1, 31239934), (2, 15619967), (11, 2839994), (22, 1419997), (23, 1358258), (46, 679129), (107, 291962), (214, 145981), (253, 123478), (506, 61739), (577, 54142), (1154, 27071), (1177, 26542), (2354, 13271), (2461, 12694), (4922, 6347)]