221515070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137587}}^1$

素因数の和:137624

約数の個数: 32

約数和(自身を含む): 475504128

約数和(自身を除く): 253989058

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 137587, 275174, 687935, 963109, 1375870, 1926218, 3164501, 4815545, 6329002, 9631090, 15822505, 22151507, 31645010, 44303014, 110757535, 221515070]

約数ペア:

[(1, 221515070), (2, 110757535), (5, 44303014), (7, 31645010), (10, 22151507), (14, 15822505), (23, 9631090), (35, 6329002), (46, 4815545), (70, 3164501), (115, 1926218), (161, 1375870), (230, 963109), (322, 687935), (805, 275174), (1610, 137587)]