81709038

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1039}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 188360640

約数和(自身を除く): 106651602

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 257, 306, 514, 771, 1039, 1542, 2078, 2313, 3117, 4369, 4626, 6234, 8738, 9351, 13107, 17663, 18702, 26214, 35326, 39321, 52989, 78642, 105978, 158967, 267023, 317934, 534046, 801069, 1602138, 2403207, 4539391, 4806414, 9078782, 13618173, 27236346, 40854519, 81709038]

約数ペア:

[(1, 81709038), (2, 40854519), (3, 27236346), (6, 13618173), (9, 9078782), (17, 4806414), (18, 4539391), (34, 2403207), (51, 1602138), (102, 801069), (153, 534046), (257, 317934), (306, 267023), (514, 158967), (771, 105978), (1039, 78642), (1542, 52989), (2078, 39321), (2313, 35326), (3117, 26214), (4369, 18702), (4626, 17663), (6234, 13107), (8738, 9351)]