12848715

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 24631776

約数和(自身を除く): 11783061

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 165, 257, 303, 495, 505, 771, 909, 1111, 1285, 1515, 2313, 2827, 3333, 3855, 4545, 5555, 8481, 9999, 11565, 14135, 16665, 25443, 25957, 42405, 49995, 77871, 127215, 129785, 233613, 285527, 389355, 856581, 1168065, 1427635, 2569743, 4282905, 12848715]

約数ペア:

[(1, 12848715), (3, 4282905), (5, 2569743), (9, 1427635), (11, 1168065), (15, 856581), (33, 389355), (45, 285527), (55, 233613), (99, 129785), (101, 127215), (165, 77871), (257, 49995), (303, 42405), (495, 25957), (505, 25443), (771, 16665), (909, 14135), (1111, 11565), (1285, 9999), (1515, 8481), (2313, 5555), (2827, 4545), (3333, 3855)]