253248835

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 354557952

約数和(自身を除く): 101309117

約数列:

[1, 5, 7, 35, 71, 223, 355, 457, 497, 1115, 1561, 2285, 2485, 3199, 7805, 15833, 15995, 32447, 79165, 101911, 110831, 162235, 227129, 509555, 554155, 713377, 1135645, 3566885, 7235681, 36178405, 50649767, 253248835]

約数ペア:

[(1, 253248835), (5, 50649767), (7, 36178405), (35, 7235681), (71, 3566885), (223, 1135645), (355, 713377), (457, 554155), (497, 509555), (1115, 227129), (1561, 162235), (2285, 110831), (2485, 101911), (3199, 79165), (7805, 32447), (15833, 15995)]