61509945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1654

約数の個数: 48

約数和(自身を含む): 116717760

約数和(自身を除く): 55207815

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 105, 147, 159, 245, 265, 371, 735, 795, 1113, 1579, 1855, 2597, 4737, 5565, 7791, 7895, 11053, 12985, 23685, 33159, 38955, 55265, 77371, 83687, 165795, 232113, 251061, 386855, 418435, 585809, 1160565, 1255305, 1757427, 2929045, 4100663, 8787135, 12301989, 20503315, 61509945]

約数ペア:

[(1, 61509945), (3, 20503315), (5, 12301989), (7, 8787135), (15, 4100663), (21, 2929045), (35, 1757427), (49, 1255305), (53, 1160565), (105, 585809), (147, 418435), (159, 386855), (245, 251061), (265, 232113), (371, 165795), (735, 83687), (795, 77371), (1113, 55265), (1579, 38955), (1855, 33159), (2597, 23685), (4737, 12985), (5565, 11053), (7791, 7895)]