128568258

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11213}}^1$

素因数の和:11248

約数の個数: 72

約数和(自身を含む): 349002108

約数和(自身を除く): 220433850

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 5733, 11213, 11466, 22426, 33639, 67278, 78491, 100917, 145769, 156982, 201834, 235473, 291538, 437307, 470946, 549437, 706419, 874614, 1020383, 1098874, 1311921, 1412838, 1648311, 2040766, 2623842, 3061149, 3296622, 4944933, 6122298, 7142681, 9183447, 9889866, 14285362, 18366894, 21428043, 42856086, 64284129, 128568258]

約数ペア:

[(1, 128568258), (2, 64284129), (3, 42856086), (6, 21428043), (7, 18366894), (9, 14285362), (13, 9889866), (14, 9183447), (18, 7142681), (21, 6122298), (26, 4944933), (39, 3296622), (42, 3061149), (49, 2623842), (63, 2040766), (78, 1648311), (91, 1412838), (98, 1311921), (117, 1098874), (126, 1020383), (147, 874614), (182, 706419), (234, 549437), (273, 470946), (294, 437307), (441, 291538), (546, 235473), (637, 201834), (819, 156982), (882, 145769), (1274, 100917), (1638, 78491), (1911, 67278), (3822, 33639), (5733, 22426), (11213, 11466)]