145816321

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 178606080

約数和(自身を除く): 32789759

約数列:

[1, 7, 29, 67, 71, 151, 203, 469, 497, 1057, 1943, 2059, 4379, 4757, 10117, 10721, 13601, 14413, 30653, 33299, 70819, 75047, 137953, 293393, 310909, 718307, 965671, 2053751, 2176363, 5028149, 20830903, 145816321]

約数ペア:

[(1, 145816321), (7, 20830903), (29, 5028149), (67, 2176363), (71, 2053751), (151, 965671), (203, 718307), (469, 310909), (497, 293393), (1057, 137953), (1943, 75047), (2059, 70819), (4379, 33299), (4757, 30653), (10117, 14413), (10721, 13601)]