389670556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 756389088

約数和(自身を除く): 366718532

約数列:

[1, 2, 4, 11, 22, 44, 113, 181, 226, 362, 433, 452, 724, 866, 1243, 1732, 1991, 2486, 3982, 4763, 4972, 7964, 9526, 19052, 20453, 40906, 48929, 78373, 81812, 97858, 156746, 195716, 224983, 313492, 449966, 538219, 862103, 899932, 1076438, 1724206, 2152876, 3448412, 8856149, 17712298, 35424596, 97417639, 194835278, 389670556]

約数ペア:

[(1, 389670556), (2, 194835278), (4, 97417639), (11, 35424596), (22, 17712298), (44, 8856149), (113, 3448412), (181, 2152876), (226, 1724206), (362, 1076438), (433, 899932), (452, 862103), (724, 538219), (866, 449966), (1243, 313492), (1732, 224983), (1991, 195716), (2486, 156746), (3982, 97858), (4763, 81812), (4972, 78373), (7964, 48929), (9526, 40906), (19052, 20453)]