28627508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 66232320

約数和(自身を除く): 37604812

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 43, 52, 59, 62, 86, 91, 118, 124, 172, 182, 217, 236, 301, 364, 403, 413, 434, 559, 602, 767, 806, 826, 868, 1118, 1204, 1333, 1534, 1612, 1652, 1829, 2236, 2537, 2666, 2821, 3068, 3658, 3913, 5074, 5332, 5369, 5642, 7316, 7826, 9331, 10148, 10738, 11284, 12803, 15652, 17329, 17759, 18662, 21476, 23777, 25606, 32981, 34658, 35518, 37324, 47554, 51212, 65962, 69316, 71036, 78647, 95108, 121303, 131924, 157294, 166439, 230867, 242606, 314588, 332878, 461734, 485212, 550529, 665756, 923468, 1022411, 1101058, 2044822, 2202116, 4089644, 7156877, 14313754, 28627508]

約数ペア:

[(1, 28627508), (2, 14313754), (4, 7156877), (7, 4089644), (13, 2202116), (14, 2044822), (26, 1101058), (28, 1022411), (31, 923468), (43, 665756), (52, 550529), (59, 485212), (62, 461734), (86, 332878), (91, 314588), (118, 242606), (124, 230867), (172, 166439), (182, 157294), (217, 131924), (236, 121303), (301, 95108), (364, 78647), (403, 71036), (413, 69316), (434, 65962), (559, 51212), (602, 47554), (767, 37324), (806, 35518), (826, 34658), (868, 32981), (1118, 25606), (1204, 23777), (1333, 21476), (1534, 18662), (1612, 17759), (1652, 17329), (1829, 15652), (2236, 12803), (2537, 11284), (2666, 10738), (2821, 10148), (3068, 9331), (3658, 7826), (3913, 7316), (5074, 5642), (5332, 5369)]