201375278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{641}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 334569312

約数和(自身を除く): 133194034

約数列:

[1, 2, 13, 26, 43, 86, 281, 559, 562, 641, 1118, 1282, 3653, 7306, 8333, 12083, 16666, 24166, 27563, 55126, 157079, 180121, 314158, 358319, 360242, 716638, 2341573, 4683146, 7745203, 15490406, 100687639, 201375278]

約数ペア:

[(1, 201375278), (2, 100687639), (13, 15490406), (26, 7745203), (43, 4683146), (86, 2341573), (281, 716638), (559, 360242), (562, 358319), (641, 314158), (1118, 180121), (1282, 157079), (3653, 55126), (7306, 27563), (8333, 24166), (12083, 16666)]