61171754

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 116121600

約数和(自身を除く): 54949846

約数列:

[1, 2, 7, 14, 19, 38, 41, 71, 79, 82, 133, 142, 158, 266, 287, 497, 553, 574, 779, 994, 1106, 1349, 1501, 1558, 2698, 2911, 3002, 3239, 5453, 5609, 5822, 6478, 9443, 10507, 10906, 11218, 18886, 20377, 21014, 22673, 39263, 40754, 45346, 55309, 61541, 78526, 106571, 110618, 123082, 213142, 229969, 387163, 430787, 459938, 745997, 774326, 861574, 1491994, 1609783, 3219566, 4369411, 8738822, 30585877, 61171754]

約数ペア:

[(1, 61171754), (2, 30585877), (7, 8738822), (14, 4369411), (19, 3219566), (38, 1609783), (41, 1491994), (71, 861574), (79, 774326), (82, 745997), (133, 459938), (142, 430787), (158, 387163), (266, 229969), (287, 213142), (497, 123082), (553, 110618), (574, 106571), (779, 78526), (994, 61541), (1106, 55309), (1349, 45346), (1501, 40754), (1558, 39263), (2698, 22673), (2911, 21014), (3002, 20377), (3239, 18886), (5453, 11218), (5609, 10906), (5822, 10507), (6478, 9443)]