81964038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61813}}^1$

素因数の和:61848

約数の個数: 32

約数和(自身を含む): 186925536

約数和(自身を除く): 104961498

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 61813, 123626, 185439, 370878, 803569, 1050821, 1607138, 2101642, 2410707, 3152463, 4821414, 6304926, 13660673, 27321346, 40982019, 81964038]

約数ペア:

[(1, 81964038), (2, 40982019), (3, 27321346), (6, 13660673), (13, 6304926), (17, 4821414), (26, 3152463), (34, 2410707), (39, 2101642), (51, 1607138), (78, 1050821), (102, 803569), (221, 370878), (442, 185439), (663, 123626), (1326, 61813)]