1397808516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8960311}}^1$

素因数の和:8960331

約数の個数: 24

約数和(自身を含む): 3512442304

約数和(自身を除く): 2114633788

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 8960311, 17920622, 26880933, 35841244, 53761866, 107523732, 116484043, 232968086, 349452129, 465936172, 698904258, 1397808516]

約数ペア:

[(1, 1397808516), (2, 698904258), (3, 465936172), (4, 349452129), (6, 232968086), (12, 116484043), (13, 107523732), (26, 53761866), (39, 35841244), (52, 26880933), (78, 17920622), (156, 8960311)]