40504905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{863}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 80870400

約数和(自身を除く): 40365495

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 149, 315, 447, 745, 863, 1043, 1341, 2235, 2589, 3129, 4315, 5215, 6041, 6705, 7767, 9387, 12945, 15645, 18123, 30205, 38835, 46935, 54369, 90615, 128587, 271845, 385761, 642935, 900109, 1157283, 1928805, 2700327, 4500545, 5786415, 8100981, 13501635, 40504905]

約数ペア:

[(1, 40504905), (3, 13501635), (5, 8100981), (7, 5786415), (9, 4500545), (15, 2700327), (21, 1928805), (35, 1157283), (45, 900109), (63, 642935), (105, 385761), (149, 271845), (315, 128587), (447, 90615), (745, 54369), (863, 46935), (1043, 38835), (1341, 30205), (2235, 18123), (2589, 15645), (3129, 12945), (4315, 9387), (5215, 7767), (6041, 6705)]