348530728

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{5261}}^1$

素因数の和:5307

約数の個数: 72

約数和(自身を含む): 823318830

約数和(自身を除く): 474788102

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 169, 182, 196, 338, 364, 392, 637, 676, 728, 1183, 1274, 1352, 2366, 2548, 4732, 5096, 5261, 8281, 9464, 10522, 16562, 21044, 33124, 36827, 42088, 66248, 68393, 73654, 136786, 147308, 257789, 273572, 294616, 478751, 515578, 547144, 889109, 957502, 1031156, 1778218, 1915004, 2062312, 3351257, 3556436, 3830008, 6223763, 6702514, 7112872, 12447526, 13405028, 24895052, 26810056, 43566341, 49790104, 87132682, 174265364, 348530728]

約数ペア:

[(1, 348530728), (2, 174265364), (4, 87132682), (7, 49790104), (8, 43566341), (13, 26810056), (14, 24895052), (26, 13405028), (28, 12447526), (49, 7112872), (52, 6702514), (56, 6223763), (91, 3830008), (98, 3556436), (104, 3351257), (169, 2062312), (182, 1915004), (196, 1778218), (338, 1031156), (364, 957502), (392, 889109), (637, 547144), (676, 515578), (728, 478751), (1183, 294616), (1274, 273572), (1352, 257789), (2366, 147308), (2548, 136786), (4732, 73654), (5096, 68393), (5261, 66248), (8281, 42088), (9464, 36827), (10522, 33124), (16562, 21044)]