2781440761

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{2549}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 3348864000

約数和(自身を除く): 567423239

約数列:

[1, 11, 19, 23, 209, 227, 253, 437, 2497, 2549, 4313, 4807, 5221, 28039, 47443, 48431, 57431, 58627, 99199, 532741, 578623, 644897, 1091189, 1113913, 6364853, 10993837, 12253043, 13308329, 120932207, 146391619, 252858251, 2781440761]

約数ペア:

[(1, 2781440761), (11, 252858251), (19, 146391619), (23, 120932207), (209, 13308329), (227, 12253043), (253, 10993837), (437, 6364853), (2497, 1113913), (2549, 1091189), (4313, 644897), (4807, 578623), (5221, 532741), (28039, 99199), (47443, 58627), (48431, 57431)]