81737682

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 183738240

約数和(自身を除く): 102000558

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 61, 78, 82, 122, 123, 183, 246, 366, 419, 533, 793, 838, 1066, 1257, 1586, 1599, 2379, 2501, 2514, 3198, 4758, 5002, 5447, 7503, 10894, 15006, 16341, 17179, 25559, 32513, 32682, 34358, 51118, 51537, 65026, 76677, 97539, 103074, 153354, 195078, 223327, 332267, 446654, 664534, 669981, 996801, 1047919, 1339962, 1993602, 2095838, 3143757, 6287514, 13622947, 27245894, 40868841, 81737682]

約数ペア:

[(1, 81737682), (2, 40868841), (3, 27245894), (6, 13622947), (13, 6287514), (26, 3143757), (39, 2095838), (41, 1993602), (61, 1339962), (78, 1047919), (82, 996801), (122, 669981), (123, 664534), (183, 446654), (246, 332267), (366, 223327), (419, 195078), (533, 153354), (793, 103074), (838, 97539), (1066, 76677), (1257, 65026), (1586, 51537), (1599, 51118), (2379, 34358), (2501, 32682), (2514, 32513), (3198, 25559), (4758, 17179), (5002, 16341), (5447, 15006), (7503, 10894)]