7964425

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 11463552

約数和(自身を除く): 3499127

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 641, 1775, 2485, 3205, 4487, 12425, 16025, 22435, 45511, 112175, 227555, 318577, 1137775, 1592885, 7964425]

約数ペア:

[(1, 7964425), (5, 1592885), (7, 1137775), (25, 318577), (35, 227555), (71, 112175), (175, 45511), (355, 22435), (497, 16025), (641, 12425), (1775, 4487), (2485, 3205)]