1780493085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{19973}}^1$

素因数の和:20274

約数の個数: 48

約数和(自身を含む): 3539712384

約数和(自身を除く): 1759219299

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 283, 315, 849, 1415, 1981, 2547, 4245, 5943, 9905, 12735, 17829, 19973, 29715, 59919, 89145, 99865, 139811, 179757, 299595, 419433, 699055, 898785, 1258299, 2097165, 5652359, 6291495, 16957077, 28261795, 39566513, 50871231, 84785385, 118699539, 197832565, 254356155, 356098617, 593497695, 1780493085]

約数ペア:

[(1, 1780493085), (3, 593497695), (5, 356098617), (7, 254356155), (9, 197832565), (15, 118699539), (21, 84785385), (35, 50871231), (45, 39566513), (63, 28261795), (105, 16957077), (283, 6291495), (315, 5652359), (849, 2097165), (1415, 1258299), (1981, 898785), (2547, 699055), (4245, 419433), (5943, 299595), (9905, 179757), (12735, 139811), (17829, 99865), (19973, 89145), (29715, 59919)]