16918395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1637}}^1$

素因数の和:1711

約数の個数: 32

約数和(自身を含む): 29719872

約数和(自身を除く): 12801477

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 689, 795, 1637, 2067, 3445, 4911, 8185, 10335, 21281, 24555, 63843, 86761, 106405, 260283, 319215, 433805, 1127893, 1301415, 3383679, 5639465, 16918395]

約数ペア:

[(1, 16918395), (3, 5639465), (5, 3383679), (13, 1301415), (15, 1127893), (39, 433805), (53, 319215), (65, 260283), (159, 106405), (195, 86761), (265, 63843), (689, 24555), (795, 21281), (1637, 10335), (2067, 8185), (3445, 4911)]