28908726

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1314

約数の個数: 64

約数和(自身を含む): 73612800

約数和(自身を除く): 44704074

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 343, 462, 539, 686, 1029, 1078, 1277, 1617, 2058, 2554, 3234, 3773, 3831, 7546, 7662, 8939, 11319, 14047, 17878, 22638, 26817, 28094, 42141, 53634, 62573, 84282, 98329, 125146, 187719, 196658, 294987, 375438, 438011, 589974, 688303, 876022, 1314033, 1376606, 2064909, 2628066, 4129818, 4818121, 9636242, 14454363, 28908726]

約数ペア:

[(1, 28908726), (2, 14454363), (3, 9636242), (6, 4818121), (7, 4129818), (11, 2628066), (14, 2064909), (21, 1376606), (22, 1314033), (33, 876022), (42, 688303), (49, 589974), (66, 438011), (77, 375438), (98, 294987), (147, 196658), (154, 187719), (231, 125146), (294, 98329), (343, 84282), (462, 62573), (539, 53634), (686, 42141), (1029, 28094), (1078, 26817), (1277, 22638), (1617, 17878), (2058, 14047), (2554, 11319), (3234, 8939), (3773, 7662), (3831, 7546)]