207828684

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1307}}^1$

素因数の和:1955

約数の個数: 72

約数和(自身を含む): 601805568

約数和(自身を除く): 393976884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 631, 1262, 1307, 1893, 2524, 2614, 3786, 3921, 4417, 5228, 5679, 7572, 7842, 8834, 9149, 11358, 11763, 13251, 15684, 17668, 18298, 22716, 23526, 26502, 27447, 36596, 39753, 47052, 53004, 54894, 79506, 82341, 109788, 159012, 164682, 329364, 824717, 1649434, 2474151, 3298868, 4948302, 5773019, 7422453, 9896604, 11546038, 14844906, 17319057, 23092076, 29689812, 34638114, 51957171, 69276228, 103914342, 207828684]

約数ペア:

[(1, 207828684), (2, 103914342), (3, 69276228), (4, 51957171), (6, 34638114), (7, 29689812), (9, 23092076), (12, 17319057), (14, 14844906), (18, 11546038), (21, 9896604), (28, 7422453), (36, 5773019), (42, 4948302), (63, 3298868), (84, 2474151), (126, 1649434), (252, 824717), (631, 329364), (1262, 164682), (1307, 159012), (1893, 109788), (2524, 82341), (2614, 79506), (3786, 54894), (3921, 53004), (4417, 47052), (5228, 39753), (5679, 36596), (7572, 27447), (7842, 26502), (8834, 23526), (9149, 22716), (11358, 18298), (11763, 17668), (13251, 15684)]