2145472525

素因数分解:

$5^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{43321}}^1$

素因数の和:43621

約数の個数: 24

約数和(自身を含む): 3051255104

約数和(自身を除く): 905782579

約数列:

[1, 5, 7, 25, 35, 175, 283, 1415, 1981, 7075, 9905, 43321, 49525, 216605, 303247, 1083025, 1516235, 7581175, 12259843, 61299215, 85818901, 306496075, 429094505, 2145472525]

約数ペア:

[(1, 2145472525), (5, 429094505), (7, 306496075), (25, 85818901), (35, 61299215), (175, 12259843), (283, 7581175), (1415, 1516235), (1981, 1083025), (7075, 303247), (9905, 216605), (43321, 49525)]