71651804

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1518

約数の個数: 48

約数和(自身を含む): 153236160

約数和(自身を除く): 81584356

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 109, 119, 218, 238, 436, 476, 763, 1381, 1526, 1853, 2762, 3052, 3706, 5524, 7412, 9667, 12971, 19334, 23477, 25942, 38668, 46954, 51884, 93908, 150529, 164339, 301058, 328678, 602116, 657356, 1053703, 2107406, 2558993, 4214812, 5117986, 10235972, 17912951, 35825902, 71651804]

約数ペア:

[(1, 71651804), (2, 35825902), (4, 17912951), (7, 10235972), (14, 5117986), (17, 4214812), (28, 2558993), (34, 2107406), (68, 1053703), (109, 657356), (119, 602116), (218, 328678), (238, 301058), (436, 164339), (476, 150529), (763, 93908), (1381, 51884), (1526, 46954), (1853, 38668), (2762, 25942), (3052, 23477), (3706, 19334), (5524, 12971), (7412, 9667)]