268702917

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 432506880

約数和(自身を除く): 163803963

約数列:

[1, 3, 7, 21, 37, 49, 111, 127, 147, 259, 381, 389, 777, 889, 1167, 1813, 2667, 2723, 4699, 5439, 6223, 8169, 14097, 14393, 18669, 19061, 32893, 43179, 49403, 57183, 98679, 100751, 148209, 230251, 302253, 345821, 690753, 705257, 1037463, 1827911, 2115771, 2420747, 5483733, 7262241, 12795377, 38386131, 89567639, 268702917]

約数ペア:

[(1, 268702917), (3, 89567639), (7, 38386131), (21, 12795377), (37, 7262241), (49, 5483733), (111, 2420747), (127, 2115771), (147, 1827911), (259, 1037463), (381, 705257), (389, 690753), (777, 345821), (889, 302253), (1167, 230251), (1813, 148209), (2667, 100751), (2723, 98679), (4699, 57183), (5439, 49403), (6223, 43179), (8169, 32893), (14097, 19061), (14393, 18669)]