397029124784

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{461}}^1\times {\mathrm{1759}}^1$

素因数の和:2730

約数の個数: 80

約数和(自身を含む): 784029818880

約数和(自身を除く): 387000694096

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 431, 461, 568, 862, 922, 1136, 1724, 1759, 1844, 3448, 3518, 3688, 6896, 7036, 7376, 14072, 28144, 30601, 32731, 61202, 65462, 122404, 124889, 130924, 198691, 244808, 249778, 261848, 397382, 489616, 499556, 523696, 758129, 794764, 810899, 999112, 1516258, 1589528, 1621798, 1998224, 3032516, 3179056, 3243596, 6065032, 6487192, 12130064, 12974384, 14107061, 28214122, 53827159, 56428244, 57573829, 107654318, 112856488, 115147658, 215308636, 225712976, 230295316, 349497469, 430617272, 460590632, 698994938, 861234544, 921181264, 1397989876, 2795979752, 5591959504, 24814320299, 49628640598, 99257281196, 198514562392, 397029124784]

約数ペア:

[(1, 397029124784), (2, 198514562392), (4, 99257281196), (8, 49628640598), (16, 24814320299), (71, 5591959504), (142, 2795979752), (284, 1397989876), (431, 921181264), (461, 861234544), (568, 698994938), (862, 460590632), (922, 430617272), (1136, 349497469), (1724, 230295316), (1759, 225712976), (1844, 215308636), (3448, 115147658), (3518, 112856488), (3688, 107654318), (6896, 57573829), (7036, 56428244), (7376, 53827159), (14072, 28214122), (28144, 14107061), (30601, 12974384), (32731, 12130064), (61202, 6487192), (65462, 6065032), (122404, 3243596), (124889, 3179056), (130924, 3032516), (198691, 1998224), (244808, 1621798), (249778, 1589528), (261848, 1516258), (397382, 999112), (489616, 810899), (499556, 794764), (523696, 758129)]