28791234

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 68774400

約数和(自身を除く): 39983166

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 79, 102, 153, 158, 237, 306, 397, 459, 474, 711, 794, 918, 1191, 1343, 1422, 2133, 2382, 2686, 3573, 4029, 4266, 6749, 7146, 8058, 10719, 12087, 13498, 20247, 21438, 24174, 31363, 36261, 40494, 60741, 62726, 72522, 94089, 121482, 182223, 188178, 282267, 364446, 533171, 564534, 846801, 1066342, 1599513, 1693602, 3199026, 4798539, 9597078, 14395617, 28791234]

約数ペア:

[(1, 28791234), (2, 14395617), (3, 9597078), (6, 4798539), (9, 3199026), (17, 1693602), (18, 1599513), (27, 1066342), (34, 846801), (51, 564534), (54, 533171), (79, 364446), (102, 282267), (153, 188178), (158, 182223), (237, 121482), (306, 94089), (397, 72522), (459, 62726), (474, 60741), (711, 40494), (794, 36261), (918, 31363), (1191, 24174), (1343, 21438), (1422, 20247), (2133, 13498), (2382, 12087), (2686, 10719), (3573, 8058), (4029, 7146), (4266, 6749)]