71139926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 125991936

約数和(自身を除く): 54852010

約数列:

[1, 2, 11, 13, 22, 26, 143, 251, 286, 502, 991, 1982, 2761, 3263, 5522, 6526, 10901, 12883, 21802, 25766, 35893, 71786, 141713, 248741, 283426, 497482, 2736151, 3233633, 5472302, 6467266, 35569963, 71139926]

約数ペア:

[(1, 71139926), (2, 35569963), (11, 6467266), (13, 5472302), (22, 3233633), (26, 2736151), (143, 497482), (251, 283426), (286, 248741), (502, 141713), (991, 71786), (1982, 35893), (2761, 25766), (3263, 21802), (5522, 12883), (6526, 10901)]