42139136

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{487}}^1$

素因数の和:531

約数の個数: 60

約数和(自身を含む): 91357992

約数和(自身を除く): 49218856

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 487, 512, 676, 832, 974, 1352, 1664, 1948, 2704, 3328, 3896, 5408, 6331, 6656, 7792, 10816, 12662, 15584, 21632, 25324, 31168, 43264, 50648, 62336, 82303, 86528, 101296, 124672, 164606, 202592, 249344, 329212, 405184, 658424, 810368, 1316848, 1620736, 2633696, 3241472, 5267392, 10534784, 21069568, 42139136]

約数ペア:

[(1, 42139136), (2, 21069568), (4, 10534784), (8, 5267392), (13, 3241472), (16, 2633696), (26, 1620736), (32, 1316848), (52, 810368), (64, 658424), (104, 405184), (128, 329212), (169, 249344), (208, 202592), (256, 164606), (338, 124672), (416, 101296), (487, 86528), (512, 82303), (676, 62336), (832, 50648), (974, 43264), (1352, 31168), (1664, 25324), (1948, 21632), (2704, 15584), (3328, 12662), (3896, 10816), (5408, 7792), (6331, 6656)]