163420558

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 317260800

約数和(自身を除く): 153840242

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 71, 119, 133, 142, 238, 266, 323, 497, 509, 646, 994, 1018, 1207, 1349, 2261, 2414, 2698, 3563, 4522, 7126, 8449, 8653, 9443, 9671, 16898, 17306, 18886, 19342, 22933, 36139, 45866, 60571, 67697, 72278, 121142, 135394, 160531, 164407, 252973, 321062, 328814, 505946, 614363, 686641, 1150849, 1228726, 1373282, 2301698, 4300541, 4806487, 8601082, 9612974, 11672897, 23345794, 81710279, 163420558]

約数ペア:

[(1, 163420558), (2, 81710279), (7, 23345794), (14, 11672897), (17, 9612974), (19, 8601082), (34, 4806487), (38, 4300541), (71, 2301698), (119, 1373282), (133, 1228726), (142, 1150849), (238, 686641), (266, 614363), (323, 505946), (497, 328814), (509, 321062), (646, 252973), (994, 164407), (1018, 160531), (1207, 135394), (1349, 121142), (2261, 72278), (2414, 67697), (2698, 60571), (3563, 45866), (4522, 36139), (7126, 22933), (8449, 19342), (8653, 18886), (9443, 17306), (9671, 16898)]