16978230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2657}}^1$

素因数の和:2741

約数の個数: 48

約数和(自身を含む): 44781984

約数和(自身を除く): 27803754

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2657, 3195, 5314, 6390, 7971, 13285, 15942, 23913, 26570, 39855, 47826, 79710, 119565, 188647, 239130, 377294, 565941, 943235, 1131882, 1697823, 1886470, 2829705, 3395646, 5659410, 8489115, 16978230]

約数ペア:

[(1, 16978230), (2, 8489115), (3, 5659410), (5, 3395646), (6, 2829705), (9, 1886470), (10, 1697823), (15, 1131882), (18, 943235), (30, 565941), (45, 377294), (71, 239130), (90, 188647), (142, 119565), (213, 79710), (355, 47826), (426, 39855), (639, 26570), (710, 23913), (1065, 15942), (1278, 13285), (2130, 7971), (2657, 6390), (3195, 5314)]