172708874

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 295985664

約数和(自身を除く): 123276790

約数列:

[1, 2, 13, 26, 31, 53, 62, 106, 169, 311, 338, 403, 622, 689, 806, 1378, 1643, 3286, 4043, 5239, 8086, 8957, 9641, 10478, 16483, 17914, 19282, 21359, 32966, 42718, 52559, 105118, 125333, 214279, 250666, 277667, 428558, 510973, 555334, 1021946, 1629329, 2785627, 3258658, 5571254, 6642649, 13285298, 86354437, 172708874]

約数ペア:

[(1, 172708874), (2, 86354437), (13, 13285298), (26, 6642649), (31, 5571254), (53, 3258658), (62, 2785627), (106, 1629329), (169, 1021946), (311, 555334), (338, 510973), (403, 428558), (622, 277667), (689, 250666), (806, 214279), (1378, 125333), (1643, 105118), (3286, 52559), (4043, 42718), (5239, 32966), (8086, 21359), (8957, 19282), (9641, 17914), (10478, 16483)]