16863735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 16313865

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 79, 95, 105, 107, 133, 237, 285, 321, 395, 399, 535, 553, 665, 749, 1185, 1501, 1605, 1659, 1995, 2033, 2247, 2765, 3745, 4503, 6099, 7505, 8295, 8453, 10165, 10507, 11235, 14231, 22515, 25359, 30495, 31521, 42265, 42693, 52535, 59171, 71155, 126795, 157605, 160607, 177513, 213465, 295855, 481821, 803035, 887565, 1124249, 2409105, 3372747, 5621245, 16863735]

約数ペア:

[(1, 16863735), (3, 5621245), (5, 3372747), (7, 2409105), (15, 1124249), (19, 887565), (21, 803035), (35, 481821), (57, 295855), (79, 213465), (95, 177513), (105, 160607), (107, 157605), (133, 126795), (237, 71155), (285, 59171), (321, 52535), (395, 42693), (399, 42265), (535, 31521), (553, 30495), (665, 25359), (749, 22515), (1185, 14231), (1501, 11235), (1605, 10507), (1659, 10165), (1995, 8453), (2033, 8295), (2247, 7505), (2765, 6099), (3745, 4503)]