9131380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 20575296

約数和(自身を除く): 11443916

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 251, 340, 428, 502, 535, 1004, 1070, 1255, 1819, 2140, 2510, 3638, 4267, 5020, 7276, 8534, 9095, 17068, 18190, 21335, 26857, 36380, 42670, 53714, 85340, 107428, 134285, 268570, 456569, 537140, 913138, 1826276, 2282845, 4565690, 9131380]

約数ペア:

[(1, 9131380), (2, 4565690), (4, 2282845), (5, 1826276), (10, 913138), (17, 537140), (20, 456569), (34, 268570), (68, 134285), (85, 107428), (107, 85340), (170, 53714), (214, 42670), (251, 36380), (340, 26857), (428, 21335), (502, 18190), (535, 17068), (1004, 9095), (1070, 8534), (1255, 7276), (1819, 5020), (2140, 4267), (2510, 3638)]