389655210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1855501}}^1$

素因数の和:1855518

約数の個数: 32

約数和(自身を含む): 1068769152

約数和(自身を除く): 679113942

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1855501, 3711002, 5566503, 9277505, 11133006, 12988507, 18555010, 25977014, 27832515, 38965521, 55665030, 64942535, 77931042, 129885070, 194827605, 389655210]

約数ペア:

[(1, 389655210), (2, 194827605), (3, 129885070), (5, 77931042), (6, 64942535), (7, 55665030), (10, 38965521), (14, 27832515), (15, 25977014), (21, 18555010), (30, 12988507), (35, 11133006), (42, 9277505), (70, 5566503), (105, 3711002), (210, 1855501)]