28836505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 38561184

約数和(自身を除く): 9724679

約数列:

[1, 5, 17, 37, 53, 85, 173, 185, 265, 629, 865, 901, 1961, 2941, 3145, 4505, 6401, 9169, 9805, 14705, 32005, 33337, 45845, 108817, 155873, 166685, 339253, 544085, 779365, 1696265, 5767301, 28836505]

約数ペア:

[(1, 28836505), (5, 5767301), (17, 1696265), (37, 779365), (53, 544085), (85, 339253), (173, 166685), (185, 155873), (265, 108817), (629, 45845), (865, 33337), (901, 32005), (1961, 14705), (2941, 9805), (3145, 9169), (4505, 6401)]