205996878

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2719}}^1$

素因数の和:2814

約数の個数: 64

約数和(自身を含む): 485683200

約数和(自身を除く): 279686322

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 122, 138, 183, 207, 366, 414, 549, 621, 1098, 1242, 1403, 1647, 2719, 2806, 3294, 4209, 5438, 8157, 8418, 12627, 16314, 24471, 25254, 37881, 48942, 62537, 73413, 75762, 125074, 146826, 165859, 187611, 331718, 375222, 497577, 562833, 995154, 1125666, 1492731, 1688499, 2985462, 3376998, 3814757, 4478193, 7629514, 8956386, 11444271, 22888542, 34332813, 68665626, 102998439, 205996878]

約数ペア:

[(1, 205996878), (2, 102998439), (3, 68665626), (6, 34332813), (9, 22888542), (18, 11444271), (23, 8956386), (27, 7629514), (46, 4478193), (54, 3814757), (61, 3376998), (69, 2985462), (122, 1688499), (138, 1492731), (183, 1125666), (207, 995154), (366, 562833), (414, 497577), (549, 375222), (621, 331718), (1098, 187611), (1242, 165859), (1403, 146826), (1647, 125074), (2719, 75762), (2806, 73413), (3294, 62537), (4209, 48942), (5438, 37881), (8157, 25254), (8418, 24471), (12627, 16314)]