28851292

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 55121472

約数和(自身を除く): 26270180

約数列:

[1, 2, 4, 23, 46, 53, 61, 92, 97, 106, 122, 194, 212, 244, 388, 1219, 1403, 2231, 2438, 2806, 3233, 4462, 4876, 5141, 5612, 5917, 6466, 8924, 10282, 11834, 12932, 20564, 23668, 74359, 118243, 136091, 148718, 236486, 272182, 297436, 313601, 472972, 544364, 627202, 1254404, 7212823, 14425646, 28851292]

約数ペア:

[(1, 28851292), (2, 14425646), (4, 7212823), (23, 1254404), (46, 627202), (53, 544364), (61, 472972), (92, 313601), (97, 297436), (106, 272182), (122, 236486), (194, 148718), (212, 136091), (244, 118243), (388, 74359), (1219, 23668), (1403, 20564), (2231, 12932), (2438, 11834), (2806, 10282), (3233, 8924), (4462, 6466), (4876, 5917), (5141, 5612)]