1275873976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 2634508800

約数和(自身を除く): 1358634824

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 131, 142, 262, 284, 524, 568, 923, 1048, 1319, 1703, 1846, 2638, 3406, 3692, 5276, 6812, 7384, 9301, 10552, 13624, 17147, 18602, 34294, 37204, 68588, 74408, 93649, 120913, 137176, 172789, 187298, 241826, 345578, 374596, 483652, 691156, 749192, 967304, 1217437, 1382312, 2246257, 2434874, 4492514, 4869748, 8985028, 9739496, 12268019, 17970056, 24536038, 49072076, 98144152, 159484247, 318968494, 637936988, 1275873976]

約数ペア:

[(1, 1275873976), (2, 637936988), (4, 318968494), (8, 159484247), (13, 98144152), (26, 49072076), (52, 24536038), (71, 17970056), (104, 12268019), (131, 9739496), (142, 8985028), (262, 4869748), (284, 4492514), (524, 2434874), (568, 2246257), (923, 1382312), (1048, 1217437), (1319, 967304), (1703, 749192), (1846, 691156), (2638, 483652), (3406, 374596), (3692, 345578), (5276, 241826), (6812, 187298), (7384, 172789), (9301, 137176), (10552, 120913), (13624, 93649), (17147, 74408), (18602, 68588), (34294, 37204)]