64220937

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 96854400

約数和(自身を除く): 32633463

約数列:

[1, 3, 11, 33, 37, 111, 149, 353, 407, 447, 1059, 1221, 1639, 3883, 4917, 5513, 11649, 13061, 16539, 39183, 52597, 60643, 143671, 157791, 181929, 431013, 578567, 1735701, 1946089, 5838267, 21406979, 64220937]

約数ペア:

[(1, 64220937), (3, 21406979), (11, 5838267), (33, 1946089), (37, 1735701), (111, 578567), (149, 431013), (353, 181929), (407, 157791), (447, 143671), (1059, 60643), (1221, 52597), (1639, 39183), (3883, 16539), (4917, 13061), (5513, 11649)]