28319304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1$

素因数の和:814

約数の個数: 64

約数和(自身を含む): 76910400

約数和(自身を除く): 48591096

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 139, 156, 278, 312, 417, 556, 653, 834, 1112, 1306, 1668, 1807, 1959, 2612, 3336, 3614, 3918, 5224, 5421, 7228, 7836, 8489, 10842, 14456, 15672, 16978, 21684, 25467, 33956, 43368, 50934, 67912, 90767, 101868, 181534, 203736, 272301, 363068, 544602, 726136, 1089204, 1179971, 2178408, 2359942, 3539913, 4719884, 7079826, 9439768, 14159652, 28319304]

約数ペア:

[(1, 28319304), (2, 14159652), (3, 9439768), (4, 7079826), (6, 4719884), (8, 3539913), (12, 2359942), (13, 2178408), (24, 1179971), (26, 1089204), (39, 726136), (52, 544602), (78, 363068), (104, 272301), (139, 203736), (156, 181534), (278, 101868), (312, 90767), (417, 67912), (556, 50934), (653, 43368), (834, 33956), (1112, 25467), (1306, 21684), (1668, 16978), (1807, 15672), (1959, 14456), (2612, 10842), (3336, 8489), (3614, 7836), (3918, 7228), (5224, 5421)]