2145546

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 5130216

約数和(自身を除く): 2984670

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 173, 234, 318, 346, 477, 519, 689, 954, 1038, 1378, 1557, 2067, 2249, 3114, 4134, 4498, 6201, 6747, 9169, 12402, 13494, 18338, 20241, 27507, 40482, 55014, 82521, 119197, 165042, 238394, 357591, 715182, 1072773, 2145546]

約数ペア:

[(1, 2145546), (2, 1072773), (3, 715182), (6, 357591), (9, 238394), (13, 165042), (18, 119197), (26, 82521), (39, 55014), (53, 40482), (78, 27507), (106, 20241), (117, 18338), (159, 13494), (173, 12402), (234, 9169), (318, 6747), (346, 6201), (477, 4498), (519, 4134), (689, 3114), (954, 2249), (1038, 2067), (1378, 1557)]