2228325

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 4184256

約数和(自身を除く): 1955931

約数列:

[1, 3, 5, 11, 15, 25, 33, 37, 55, 73, 75, 111, 165, 185, 219, 275, 365, 407, 555, 803, 825, 925, 1095, 1221, 1825, 2035, 2409, 2701, 2775, 4015, 5475, 6105, 8103, 10175, 12045, 13505, 20075, 29711, 30525, 40515, 60225, 67525, 89133, 148555, 202575, 445665, 742775, 2228325]

約数ペア:

[(1, 2228325), (3, 742775), (5, 445665), (11, 202575), (15, 148555), (25, 89133), (33, 67525), (37, 60225), (55, 40515), (73, 30525), (75, 29711), (111, 20075), (165, 13505), (185, 12045), (219, 10175), (275, 8103), (365, 6105), (407, 5475), (555, 4015), (803, 2775), (825, 2701), (925, 2409), (1095, 2035), (1221, 1825)]