1294287488

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{777817}}^1$

素因数の和:777844

約数の個数: 32

約数和(自身を含む): 2776810260

約数和(自身を除く): 1482522772

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 777817, 1555634, 3111268, 6222536, 10111621, 12445072, 20223242, 24890144, 40446484, 49780288, 80892968, 99560576, 161785936, 323571872, 647143744, 1294287488]

約数ペア:

[(1, 1294287488), (2, 647143744), (4, 323571872), (8, 161785936), (13, 99560576), (16, 80892968), (26, 49780288), (32, 40446484), (52, 24890144), (64, 20223242), (104, 12445072), (128, 10111621), (208, 6222536), (416, 3111268), (832, 1555634), (1664, 777817)]