61871886

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{751}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 140774400

約数和(自身を除く): 78902514

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 199, 207, 398, 414, 597, 751, 1194, 1502, 1791, 2253, 3582, 4506, 4577, 6759, 9154, 13518, 13731, 17273, 27462, 34546, 41193, 51819, 82386, 103638, 149449, 155457, 298898, 310914, 448347, 896694, 1345041, 2690082, 3437327, 6874654, 10311981, 20623962, 30935943, 61871886]

約数ペア:

[(1, 61871886), (2, 30935943), (3, 20623962), (6, 10311981), (9, 6874654), (18, 3437327), (23, 2690082), (46, 1345041), (69, 896694), (138, 448347), (199, 310914), (207, 298898), (398, 155457), (414, 149449), (597, 103638), (751, 82386), (1194, 51819), (1502, 41193), (1791, 34546), (2253, 27462), (3582, 17273), (4506, 13731), (4577, 13518), (6759, 9154)]