71041038

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 155105280

約数和(自身を除く): 84064242

約数列:

[1, 2, 3, 6, 19, 38, 57, 67, 71, 114, 131, 134, 142, 201, 213, 262, 393, 402, 426, 786, 1273, 1349, 2489, 2546, 2698, 3819, 4047, 4757, 4978, 7467, 7638, 8094, 8777, 9301, 9514, 14271, 14934, 17554, 18602, 26331, 27903, 28542, 52662, 55806, 90383, 166763, 176719, 180766, 271149, 333526, 353438, 500289, 530157, 542298, 623167, 1000578, 1060314, 1246334, 1869501, 3739002, 11840173, 23680346, 35520519, 71041038]

約数ペア:

[(1, 71041038), (2, 35520519), (3, 23680346), (6, 11840173), (19, 3739002), (38, 1869501), (57, 1246334), (67, 1060314), (71, 1000578), (114, 623167), (131, 542298), (134, 530157), (142, 500289), (201, 353438), (213, 333526), (262, 271149), (393, 180766), (402, 176719), (426, 166763), (786, 90383), (1273, 55806), (1349, 52662), (2489, 28542), (2546, 27903), (2698, 26331), (3819, 18602), (4047, 17554), (4757, 14934), (4978, 14271), (7467, 9514), (7638, 9301), (8094, 8777)]