28835445

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 23419275

約数列:

[1, 3, 5, 15, 19, 23, 53, 57, 69, 83, 95, 115, 159, 249, 265, 285, 345, 415, 437, 795, 1007, 1219, 1245, 1311, 1577, 1909, 2185, 3021, 3657, 4399, 4731, 5035, 5727, 6095, 6555, 7885, 9545, 13197, 15105, 18285, 21995, 23161, 23655, 28635, 36271, 65985, 69483, 83581, 101177, 108813, 115805, 181355, 250743, 303531, 347415, 417905, 505885, 544065, 1253715, 1517655, 1922363, 5767089, 9611815, 28835445]

約数ペア:

[(1, 28835445), (3, 9611815), (5, 5767089), (15, 1922363), (19, 1517655), (23, 1253715), (53, 544065), (57, 505885), (69, 417905), (83, 347415), (95, 303531), (115, 250743), (159, 181355), (249, 115805), (265, 108813), (285, 101177), (345, 83581), (415, 69483), (437, 65985), (795, 36271), (1007, 28635), (1219, 23655), (1245, 23161), (1311, 21995), (1577, 18285), (1909, 15105), (2185, 13197), (3021, 9545), (3657, 7885), (4399, 6555), (4731, 6095), (5035, 5727)]