187721144

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{3229}}^1$

素因数の和:3304

約数の個数: 48

約数和(自身を含む): 390119400

約数和(自身を除く): 202398256

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 169, 172, 338, 344, 559, 676, 1118, 1352, 2236, 3229, 4472, 6458, 7267, 12916, 14534, 25832, 29068, 41977, 58136, 83954, 138847, 167908, 277694, 335816, 545701, 555388, 1091402, 1110776, 1805011, 2182804, 3610022, 4365608, 7220044, 14440088, 23465143, 46930286, 93860572, 187721144]

約数ペア:

[(1, 187721144), (2, 93860572), (4, 46930286), (8, 23465143), (13, 14440088), (26, 7220044), (43, 4365608), (52, 3610022), (86, 2182804), (104, 1805011), (169, 1110776), (172, 1091402), (338, 555388), (344, 545701), (559, 335816), (676, 277694), (1118, 167908), (1352, 138847), (2236, 83954), (3229, 58136), (4472, 41977), (6458, 29068), (7267, 25832), (12916, 14534)]