28190148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1089

約数の個数: 96

約数和(自身を含む): 83865600

約数和(自身を除く): 55675452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 19, 21, 28, 34, 38, 42, 51, 57, 68, 76, 84, 102, 114, 119, 133, 204, 228, 238, 266, 323, 357, 399, 476, 532, 646, 714, 798, 969, 1039, 1292, 1428, 1596, 1938, 2078, 2261, 3117, 3876, 4156, 4522, 6234, 6783, 7273, 9044, 12468, 13566, 14546, 17663, 19741, 21819, 27132, 29092, 35326, 39482, 43638, 52989, 59223, 70652, 78964, 87276, 105978, 118446, 123641, 138187, 211956, 236892, 247282, 276374, 335597, 370923, 414561, 494564, 552748, 671194, 741846, 829122, 1006791, 1342388, 1483692, 1658244, 2013582, 2349179, 4027164, 4698358, 7047537, 9396716, 14095074, 28190148]

約数ペア:

[(1, 28190148), (2, 14095074), (3, 9396716), (4, 7047537), (6, 4698358), (7, 4027164), (12, 2349179), (14, 2013582), (17, 1658244), (19, 1483692), (21, 1342388), (28, 1006791), (34, 829122), (38, 741846), (42, 671194), (51, 552748), (57, 494564), (68, 414561), (76, 370923), (84, 335597), (102, 276374), (114, 247282), (119, 236892), (133, 211956), (204, 138187), (228, 123641), (238, 118446), (266, 105978), (323, 87276), (357, 78964), (399, 70652), (476, 59223), (532, 52989), (646, 43638), (714, 39482), (798, 35326), (969, 29092), (1039, 27132), (1292, 21819), (1428, 19741), (1596, 17663), (1938, 14546), (2078, 13566), (2261, 12468), (3117, 9044), (3876, 7273), (4156, 6783), (4522, 6234)]