665064894

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{431}}^1$

素因数の和:793

約数の個数: 64

約数和(自身を含む): 1460809728

約数和(自身を除く): 795744834

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 271, 431, 438, 542, 813, 862, 949, 1293, 1626, 1898, 2586, 2847, 3523, 5603, 5694, 7046, 10569, 11206, 16809, 19783, 21138, 31463, 33618, 39566, 59349, 62926, 94389, 116801, 118698, 188778, 233602, 257179, 350403, 409019, 514358, 700806, 771537, 818038, 1227057, 1518413, 1543074, 2454114, 3036826, 4555239, 8526473, 9110478, 17052946, 25579419, 51158838, 110844149, 221688298, 332532447, 665064894]

約数ペア:

[(1, 665064894), (2, 332532447), (3, 221688298), (6, 110844149), (13, 51158838), (26, 25579419), (39, 17052946), (73, 9110478), (78, 8526473), (146, 4555239), (219, 3036826), (271, 2454114), (431, 1543074), (438, 1518413), (542, 1227057), (813, 818038), (862, 771537), (949, 700806), (1293, 514358), (1626, 409019), (1898, 350403), (2586, 257179), (2847, 233602), (3523, 188778), (5603, 118698), (5694, 116801), (7046, 94389), (10569, 62926), (11206, 59349), (16809, 39566), (19783, 33618), (21138, 31463)]