142196235

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 238146048

約数和(自身を除く): 95949813

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 641, 643, 1923, 1929, 3205, 3215, 9615, 9645, 14743, 14789, 44229, 44367, 73715, 73945, 221145, 221835, 412163, 1236489, 2060815, 6182445, 9479749, 28439247, 47398745, 142196235]

約数ペア:

[(1, 142196235), (3, 47398745), (5, 28439247), (15, 9479749), (23, 6182445), (69, 2060815), (115, 1236489), (345, 412163), (641, 221835), (643, 221145), (1923, 73945), (1929, 73715), (3205, 44367), (3215, 44229), (9615, 14789), (9645, 14743)]