28577556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 85729280

約数和(自身を除く): 57151724

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 103, 108, 126, 189, 206, 252, 309, 367, 378, 412, 618, 721, 734, 756, 927, 1101, 1236, 1442, 1468, 1854, 2163, 2202, 2569, 2781, 2884, 3303, 3708, 4326, 4404, 5138, 5562, 6489, 6606, 7707, 8652, 9909, 10276, 11124, 12978, 13212, 15414, 19467, 19818, 23121, 25956, 30828, 37801, 38934, 39636, 46242, 69363, 75602, 77868, 92484, 113403, 138726, 151204, 226806, 264607, 277452, 340209, 453612, 529214, 680418, 793821, 1020627, 1058428, 1360836, 1587642, 2041254, 2381463, 3175284, 4082508, 4762926, 7144389, 9525852, 14288778, 28577556]

約数ペア:

[(1, 28577556), (2, 14288778), (3, 9525852), (4, 7144389), (6, 4762926), (7, 4082508), (9, 3175284), (12, 2381463), (14, 2041254), (18, 1587642), (21, 1360836), (27, 1058428), (28, 1020627), (36, 793821), (42, 680418), (54, 529214), (63, 453612), (84, 340209), (103, 277452), (108, 264607), (126, 226806), (189, 151204), (206, 138726), (252, 113403), (309, 92484), (367, 77868), (378, 75602), (412, 69363), (618, 46242), (721, 39636), (734, 38934), (756, 37801), (927, 30828), (1101, 25956), (1236, 23121), (1442, 19818), (1468, 19467), (1854, 15414), (2163, 13212), (2202, 12978), (2569, 11124), (2781, 10276), (2884, 9909), (3303, 8652), (3708, 7707), (4326, 6606), (4404, 6489), (5138, 5562)]