68808798

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 157386240

約数和(自身を除く): 88577442

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 131, 137, 142, 213, 262, 274, 393, 411, 426, 639, 786, 822, 1179, 1233, 1278, 1917, 2358, 2466, 3537, 3699, 3834, 7074, 7398, 9301, 9727, 17947, 18602, 19454, 27903, 29181, 35894, 53841, 55806, 58362, 83709, 87543, 107682, 161523, 167418, 175086, 251127, 262629, 323046, 484569, 502254, 525258, 969138, 1274237, 2548474, 3822711, 7645422, 11468133, 22936266, 34404399, 68808798]

約数ペア:

[(1, 68808798), (2, 34404399), (3, 22936266), (6, 11468133), (9, 7645422), (18, 3822711), (27, 2548474), (54, 1274237), (71, 969138), (131, 525258), (137, 502254), (142, 484569), (213, 323046), (262, 262629), (274, 251127), (393, 175086), (411, 167418), (426, 161523), (639, 107682), (786, 87543), (822, 83709), (1179, 58362), (1233, 55806), (1278, 53841), (1917, 35894), (2358, 29181), (2466, 27903), (3537, 19454), (3699, 18602), (3834, 17947), (7074, 9727), (7398, 9301)]