25217265983

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{146543}}^1$

素因数の和:146655

約数の個数: 32

約数和(自身を含む): 32563249152

約数和(自身を除く): 7345983169

約数列:

[1, 7, 13, 31, 61, 91, 217, 403, 427, 793, 1891, 2821, 5551, 13237, 24583, 146543, 172081, 1025801, 1905059, 4542833, 8939123, 13335413, 31799831, 59056829, 62573861, 116208599, 277112813, 413397803, 813460193, 1939789691, 3602466569, 25217265983]

約数ペア:

[(1, 25217265983), (7, 3602466569), (13, 1939789691), (31, 813460193), (61, 413397803), (91, 277112813), (217, 116208599), (403, 62573861), (427, 59056829), (793, 31799831), (1891, 13335413), (2821, 8939123), (5551, 4542833), (13237, 1905059), (24583, 1025801), (146543, 172081)]