407201392

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{24781}}^1$

素因数の和:24881

約数の個数: 40

約数和(自身を含む): 860431040

約数和(自身を除く): 453229648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 24781, 49562, 99124, 198248, 322153, 396496, 644306, 1288612, 1957699, 2577224, 3915398, 5154448, 7830796, 15661592, 25450087, 31323184, 50900174, 101800348, 203600696, 407201392]

約数ペア:

[(1, 407201392), (2, 203600696), (4, 101800348), (8, 50900174), (13, 31323184), (16, 25450087), (26, 15661592), (52, 7830796), (79, 5154448), (104, 3915398), (158, 2577224), (208, 1957699), (316, 1288612), (632, 644306), (1027, 396496), (1264, 322153), (2054, 198248), (4108, 99124), (8216, 49562), (16432, 24781)]