407129216

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{244669}}^1$

素因数の和:244696

約数の個数: 32

約数和(自身を含む): 873471900

約数和(自身を除く): 466342684

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 244669, 489338, 978676, 1957352, 3180697, 3914704, 6361394, 7829408, 12722788, 15658816, 25445576, 31317632, 50891152, 101782304, 203564608, 407129216]

約数ペア:

[(1, 407129216), (2, 203564608), (4, 101782304), (8, 50891152), (13, 31317632), (16, 25445576), (26, 15658816), (32, 12722788), (52, 7829408), (64, 6361394), (104, 3914704), (128, 3180697), (208, 1957352), (416, 978676), (832, 489338), (1664, 244669)]