28751730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{19559}}^1$

素因数の和:19583

約数の個数: 48

約数和(自身を含む): 80274240

約数和(自身を除く): 51522510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 19559, 39118, 58677, 97795, 117354, 136913, 195590, 273826, 293385, 410739, 586770, 684565, 821478, 958391, 1369130, 1916782, 2053695, 2875173, 4107390, 4791955, 5750346, 9583910, 14375865, 28751730]

約数ペア:

[(1, 28751730), (2, 14375865), (3, 9583910), (5, 5750346), (6, 4791955), (7, 4107390), (10, 2875173), (14, 2053695), (15, 1916782), (21, 1369130), (30, 958391), (35, 821478), (42, 684565), (49, 586770), (70, 410739), (98, 293385), (105, 273826), (147, 195590), (210, 136913), (245, 117354), (294, 97795), (490, 58677), (735, 39118), (1470, 19559)]