28164186

素因数分解:

$2^1\times 3^7\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 65180160

約数和(自身を除く): 37015974

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 81, 94, 137, 141, 162, 243, 274, 282, 411, 423, 486, 729, 822, 846, 1233, 1269, 1458, 2187, 2466, 2538, 3699, 3807, 4374, 6439, 7398, 7614, 11097, 11421, 12878, 19317, 22194, 22842, 33291, 34263, 38634, 57951, 66582, 68526, 99873, 102789, 115902, 173853, 199746, 205578, 299619, 347706, 521559, 599238, 1043118, 1564677, 3129354, 4694031, 9388062, 14082093, 28164186]

約数ペア:

[(1, 28164186), (2, 14082093), (3, 9388062), (6, 4694031), (9, 3129354), (18, 1564677), (27, 1043118), (47, 599238), (54, 521559), (81, 347706), (94, 299619), (137, 205578), (141, 199746), (162, 173853), (243, 115902), (274, 102789), (282, 99873), (411, 68526), (423, 66582), (486, 57951), (729, 38634), (822, 34263), (846, 33291), (1233, 22842), (1269, 22194), (1458, 19317), (2187, 12878), (2466, 11421), (2538, 11097), (3699, 7614), (3807, 7398), (4374, 6439)]