828973418

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 1588070400

約数和(自身を除く): 759096982

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 349, 403, 421, 434, 698, 806, 842, 2443, 2821, 2947, 4537, 4886, 5473, 5642, 5894, 9074, 10819, 10946, 13051, 21638, 26102, 31759, 38311, 63518, 75733, 76622, 91357, 140647, 146929, 151466, 169663, 182714, 281294, 293858, 339326, 984529, 1028503, 1187641, 1910077, 1969058, 2057006, 2375282, 3820154, 4554799, 9109598, 13370539, 26741078, 31883593, 59212387, 63767186, 118424774, 414486709, 828973418]

約数ペア:

[(1, 828973418), (2, 414486709), (7, 118424774), (13, 63767186), (14, 59212387), (26, 31883593), (31, 26741078), (62, 13370539), (91, 9109598), (182, 4554799), (217, 3820154), (349, 2375282), (403, 2057006), (421, 1969058), (434, 1910077), (698, 1187641), (806, 1028503), (842, 984529), (2443, 339326), (2821, 293858), (2947, 281294), (4537, 182714), (4886, 169663), (5473, 151466), (5642, 146929), (5894, 140647), (9074, 91357), (10819, 76622), (10946, 75733), (13051, 63518), (21638, 38311), (26102, 31759)]