205312497

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{1109}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 304335360

約数和(自身を除く): 99022863

約数列:

[1, 3, 13, 39, 47, 101, 141, 303, 611, 1109, 1313, 1833, 3327, 3939, 4747, 14241, 14417, 43251, 52123, 61711, 112009, 156369, 185133, 336027, 677599, 1456117, 2032797, 4368351, 5264423, 15793269, 68437499, 205312497]

約数ペア:

[(1, 205312497), (3, 68437499), (13, 15793269), (39, 5264423), (47, 4368351), (101, 2032797), (141, 1456117), (303, 677599), (611, 336027), (1109, 185133), (1313, 156369), (1833, 112009), (3327, 61711), (3939, 52123), (4747, 43251), (14241, 14417)]