28492674

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 68256000

約数和(自身を除く): 39763326

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 149, 157, 174, 203, 298, 314, 406, 447, 471, 609, 894, 942, 1043, 1099, 1218, 2086, 2198, 3129, 3297, 4321, 4553, 6258, 6594, 8642, 9106, 12963, 13659, 23393, 25926, 27318, 30247, 31871, 46786, 60494, 63742, 70179, 90741, 95613, 140358, 163751, 181482, 191226, 327502, 491253, 678397, 982506, 1356794, 2035191, 4070382, 4748779, 9497558, 14246337, 28492674]

約数ペア:

[(1, 28492674), (2, 14246337), (3, 9497558), (6, 4748779), (7, 4070382), (14, 2035191), (21, 1356794), (29, 982506), (42, 678397), (58, 491253), (87, 327502), (149, 191226), (157, 181482), (174, 163751), (203, 140358), (298, 95613), (314, 90741), (406, 70179), (447, 63742), (471, 60494), (609, 46786), (894, 31871), (942, 30247), (1043, 27318), (1099, 25926), (1218, 23393), (2086, 13659), (2198, 12963), (3129, 9106), (3297, 8642), (4321, 6594), (4553, 6258)]