80280669

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 130744320

約数和(自身を除く): 50463651

約数列:

[1, 3, 7, 21, 31, 49, 79, 93, 147, 217, 223, 237, 553, 651, 669, 1519, 1561, 1659, 2449, 3871, 4557, 4683, 6913, 7347, 10927, 11613, 17143, 17617, 20739, 32781, 48391, 51429, 52851, 120001, 123319, 145173, 338737, 360003, 369957, 546127, 863233, 1016211, 1638381, 2589699, 3822889, 11468667, 26760223, 80280669]

約数ペア:

[(1, 80280669), (3, 26760223), (7, 11468667), (21, 3822889), (31, 2589699), (49, 1638381), (79, 1016211), (93, 863233), (147, 546127), (217, 369957), (223, 360003), (237, 338737), (553, 145173), (651, 123319), (669, 120001), (1519, 52851), (1561, 51429), (1659, 48391), (2449, 32781), (3871, 20739), (4557, 17617), (4683, 17143), (6913, 11613), (7347, 10927)]