12821468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 26435808

約数和(自身を除く): 13614340

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 61, 68, 122, 187, 244, 281, 374, 562, 671, 748, 1037, 1124, 1342, 2074, 2684, 3091, 4148, 4777, 6182, 9554, 11407, 12364, 17141, 19108, 22814, 34282, 45628, 52547, 68564, 105094, 188551, 210188, 291397, 377102, 582794, 754204, 1165588, 3205367, 6410734, 12821468]

約数ペア:

[(1, 12821468), (2, 6410734), (4, 3205367), (11, 1165588), (17, 754204), (22, 582794), (34, 377102), (44, 291397), (61, 210188), (68, 188551), (122, 105094), (187, 68564), (244, 52547), (281, 45628), (374, 34282), (562, 22814), (671, 19108), (748, 17141), (1037, 12364), (1124, 11407), (1342, 9554), (2074, 6182), (2684, 4777), (3091, 4148)]