161519148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{640949}}^1$

素因数の和:640966

約数の個数: 36

約数和(自身を含む): 466611600

約数和(自身を除く): 305092452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 640949, 1281898, 1922847, 2563796, 3845694, 4486643, 5768541, 7691388, 8973286, 11537082, 13459929, 17946572, 23074164, 26919858, 40379787, 53839716, 80759574, 161519148]

約数ペア:

[(1, 161519148), (2, 80759574), (3, 53839716), (4, 40379787), (6, 26919858), (7, 23074164), (9, 17946572), (12, 13459929), (14, 11537082), (18, 8973286), (21, 7691388), (28, 5768541), (36, 4486643), (42, 3845694), (63, 2563796), (84, 1922847), (126, 1281898), (252, 640949)]