30428678

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1783}}^1$

素因数の和:1868

約数の個数: 32

約数和(自身を含む): 55489536

約数和(自身を除く): 25060858

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 742, 1219, 1783, 2438, 3566, 8533, 12481, 17066, 24962, 41009, 82018, 94499, 188998, 287063, 574126, 661493, 1322986, 2173477, 4346954, 15214339, 30428678]

約数ペア:

[(1, 30428678), (2, 15214339), (7, 4346954), (14, 2173477), (23, 1322986), (46, 661493), (53, 574126), (106, 287063), (161, 188998), (322, 94499), (371, 82018), (742, 41009), (1219, 24962), (1783, 17066), (2438, 12481), (3566, 8533)]