331397178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{863}}^1$

素因数の和:1139

約数の個数: 64

約数和(自身を含む): 780337152

約数和(自身を除く): 448939974

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 223, 246, 287, 446, 574, 669, 861, 863, 1338, 1561, 1722, 1726, 2589, 3122, 4683, 5178, 6041, 9143, 9366, 12082, 18123, 18286, 27429, 35383, 36246, 54858, 64001, 70766, 106149, 128002, 192003, 192449, 212298, 247681, 384006, 384898, 495362, 577347, 743043, 1154694, 1347143, 1486086, 2694286, 4041429, 7890409, 8082858, 15780818, 23671227, 47342454, 55232863, 110465726, 165698589, 331397178]

約数ペア:

[(1, 331397178), (2, 165698589), (3, 110465726), (6, 55232863), (7, 47342454), (14, 23671227), (21, 15780818), (41, 8082858), (42, 7890409), (82, 4041429), (123, 2694286), (223, 1486086), (246, 1347143), (287, 1154694), (446, 743043), (574, 577347), (669, 495362), (861, 384898), (863, 384006), (1338, 247681), (1561, 212298), (1722, 192449), (1726, 192003), (2589, 128002), (3122, 106149), (4683, 70766), (5178, 64001), (6041, 54858), (9143, 36246), (9366, 35383), (12082, 27429), (18123, 18286)]