28775325

素因数分解:

$3^1\times 5^2\times {\mathrm{593}}^1\times {\mathrm{647}}^1$

素因数の和:1253

約数の個数: 24

約数和(自身を含む): 47729088

約数和(自身を除く): 18953763

約数列:

[1, 3, 5, 15, 25, 75, 593, 647, 1779, 1941, 2965, 3235, 8895, 9705, 14825, 16175, 44475, 48525, 383671, 1151013, 1918355, 5755065, 9591775, 28775325]

約数ペア:

[(1, 28775325), (3, 9591775), (5, 5755065), (15, 1918355), (25, 1151013), (75, 383671), (593, 48525), (647, 44475), (1779, 16175), (1941, 14825), (2965, 9705), (3235, 8895)]