210645498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{70639}}^1$

素因数の和:70722

約数の個数: 32

約数和(自身を含む): 488263680

約数和(自身を除く): 277618182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 70639, 141278, 211917, 423834, 494473, 988946, 1483419, 2966838, 5015369, 10030738, 15046107, 30092214, 35107583, 70215166, 105322749, 210645498]

約数ペア:

[(1, 210645498), (2, 105322749), (3, 70215166), (6, 35107583), (7, 30092214), (14, 15046107), (21, 10030738), (42, 5015369), (71, 2966838), (142, 1483419), (213, 988946), (426, 494473), (497, 423834), (994, 211917), (1491, 141278), (2982, 70639)]