660597028

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2423}}^1$

素因数の和:2561

約数の個数: 72

約数和(自身を含む): 1462370112

約数和(自身を除く): 801773084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 107, 182, 196, 214, 364, 428, 637, 749, 1274, 1391, 1498, 2423, 2548, 2782, 2996, 4846, 5243, 5564, 9692, 9737, 10486, 16961, 19474, 20972, 31499, 33922, 38948, 62998, 67844, 68159, 118727, 125996, 136318, 220493, 237454, 259261, 272636, 440986, 474908, 518522, 881972, 1037044, 1543451, 1814827, 3086902, 3370393, 3629654, 6173804, 6740786, 7259308, 12703789, 13481572, 23592751, 25407578, 47185502, 50815156, 94371004, 165149257, 330298514, 660597028]

約数ペア:

[(1, 660597028), (2, 330298514), (4, 165149257), (7, 94371004), (13, 50815156), (14, 47185502), (26, 25407578), (28, 23592751), (49, 13481572), (52, 12703789), (91, 7259308), (98, 6740786), (107, 6173804), (182, 3629654), (196, 3370393), (214, 3086902), (364, 1814827), (428, 1543451), (637, 1037044), (749, 881972), (1274, 518522), (1391, 474908), (1498, 440986), (2423, 272636), (2548, 259261), (2782, 237454), (2996, 220493), (4846, 136318), (5243, 125996), (5564, 118727), (9692, 68159), (9737, 67844), (10486, 62998), (16961, 38948), (19474, 33922), (20972, 31499)]