268231678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1369

約数の個数: 64

約数和(自身を含む): 512531712

約数和(自身を除く): 244300034

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 43, 86, 143, 187, 221, 286, 374, 442, 473, 559, 731, 946, 1118, 1283, 1462, 2431, 2566, 4862, 6149, 8041, 9503, 12298, 14113, 16082, 16679, 19006, 21811, 28226, 33358, 43622, 55169, 104533, 110338, 183469, 209066, 239921, 283543, 366938, 479842, 567086, 606859, 717197, 937873, 1213718, 1434394, 1875746, 3118973, 6237946, 7889167, 10316603, 12192349, 15778334, 20633206, 24384698, 134115839, 268231678]

約数ペア:

[(1, 268231678), (2, 134115839), (11, 24384698), (13, 20633206), (17, 15778334), (22, 12192349), (26, 10316603), (34, 7889167), (43, 6237946), (86, 3118973), (143, 1875746), (187, 1434394), (221, 1213718), (286, 937873), (374, 717197), (442, 606859), (473, 567086), (559, 479842), (731, 366938), (946, 283543), (1118, 239921), (1283, 209066), (1462, 183469), (2431, 110338), (2566, 104533), (4862, 55169), (6149, 43622), (8041, 33358), (9503, 28226), (12298, 21811), (14113, 19006), (16082, 16679)]