1405998004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{1213}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 2638323072

約数和(自身を除く): 1232325068

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 293, 586, 989, 1172, 1213, 1978, 2426, 3956, 4852, 6739, 12599, 13478, 25198, 26956, 27899, 50396, 52159, 55798, 104318, 111596, 208636, 289777, 355409, 579554, 710818, 1159108, 1199657, 1421636, 2399314, 4798628, 8174407, 15282587, 16348814, 30565174, 32697628, 61130348, 351499501, 702999002, 1405998004]

約数ペア:

[(1, 1405998004), (2, 702999002), (4, 351499501), (23, 61130348), (43, 32697628), (46, 30565174), (86, 16348814), (92, 15282587), (172, 8174407), (293, 4798628), (586, 2399314), (989, 1421636), (1172, 1199657), (1213, 1159108), (1978, 710818), (2426, 579554), (3956, 355409), (4852, 289777), (6739, 208636), (12599, 111596), (13478, 104318), (25198, 55798), (26956, 52159), (27899, 50396)]