211405908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{35447}}^1$

素因数の和:35532

約数の個数: 48

約数和(自身を含む): 571705344

約数和(自身を除く): 360299436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 35447, 70894, 106341, 141788, 212682, 248129, 425364, 496258, 744387, 992516, 1488774, 2516737, 2977548, 5033474, 7550211, 10066948, 15100422, 17617159, 30200844, 35234318, 52851477, 70468636, 105702954, 211405908]

約数ペア:

[(1, 211405908), (2, 105702954), (3, 70468636), (4, 52851477), (6, 35234318), (7, 30200844), (12, 17617159), (14, 15100422), (21, 10066948), (28, 7550211), (42, 5033474), (71, 2977548), (84, 2516737), (142, 1488774), (213, 992516), (284, 744387), (426, 496258), (497, 425364), (852, 248129), (994, 212682), (1491, 141788), (1988, 106341), (2982, 70894), (5964, 35447)]