30790721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 37013760

約数和(自身を除く): 6223039

約数列:

[1, 13, 23, 29, 53, 67, 299, 377, 667, 689, 871, 1219, 1537, 1541, 1943, 3551, 8671, 15847, 19981, 20033, 25259, 35351, 44689, 46163, 81673, 102979, 459563, 580957, 1061749, 1338727, 2368517, 30790721]

約数ペア:

[(1, 30790721), (13, 2368517), (23, 1338727), (29, 1061749), (53, 580957), (67, 459563), (299, 102979), (377, 81673), (667, 46163), (689, 44689), (871, 35351), (1219, 25259), (1537, 20033), (1541, 19981), (1943, 15847), (3551, 8671)]