17906910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1201}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 49849344

約数和(自身を除く): 31942434

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1201, 1491, 2130, 2402, 2485, 2982, 3603, 4970, 6005, 7206, 7455, 8407, 12010, 14910, 16814, 18015, 25221, 36030, 42035, 50442, 84070, 85271, 126105, 170542, 252210, 255813, 426355, 511626, 596897, 852710, 1193794, 1279065, 1790691, 2558130, 2984485, 3581382, 5968970, 8953455, 17906910]

約数ペア:

[(1, 17906910), (2, 8953455), (3, 5968970), (5, 3581382), (6, 2984485), (7, 2558130), (10, 1790691), (14, 1279065), (15, 1193794), (21, 852710), (30, 596897), (35, 511626), (42, 426355), (70, 255813), (71, 252210), (105, 170542), (142, 126105), (210, 85271), (213, 84070), (355, 50442), (426, 42035), (497, 36030), (710, 25221), (994, 18015), (1065, 16814), (1201, 14910), (1491, 12010), (2130, 8407), (2402, 7455), (2485, 7206), (2982, 6005), (3603, 4970)]