7988337

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 14227200

約数和(自身を除く): 6238863

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 111, 149, 161, 207, 259, 333, 447, 483, 777, 851, 1043, 1341, 1449, 2331, 2553, 3129, 3427, 5513, 5957, 7659, 9387, 10281, 16539, 17871, 23989, 30843, 38591, 49617, 53613, 71967, 115773, 126799, 215901, 347319, 380397, 887593, 1141191, 2662779, 7988337]

約数ペア:

[(1, 7988337), (3, 2662779), (7, 1141191), (9, 887593), (21, 380397), (23, 347319), (37, 215901), (63, 126799), (69, 115773), (111, 71967), (149, 53613), (161, 49617), (207, 38591), (259, 30843), (333, 23989), (447, 17871), (483, 16539), (777, 10281), (851, 9387), (1043, 7659), (1341, 5957), (1449, 5513), (2331, 3427), (2553, 3129)]