16489395

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 31292352

約数和(自身を除く): 14802957

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 71, 117, 195, 213, 355, 397, 585, 639, 923, 1065, 1191, 1985, 2769, 3195, 3573, 4615, 5161, 5955, 8307, 13845, 15483, 17865, 25805, 28187, 41535, 46449, 77415, 84561, 140935, 232245, 253683, 366431, 422805, 1099293, 1268415, 1832155, 3297879, 5496465, 16489395]

約数ペア:

[(1, 16489395), (3, 5496465), (5, 3297879), (9, 1832155), (13, 1268415), (15, 1099293), (39, 422805), (45, 366431), (65, 253683), (71, 232245), (117, 140935), (195, 84561), (213, 77415), (355, 46449), (397, 41535), (585, 28187), (639, 25805), (923, 17865), (1065, 15483), (1191, 13845), (1985, 8307), (2769, 5955), (3195, 5161), (3573, 4615)]