16705845

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 34151040

約数和(自身を除く): 17445195

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 81, 95, 117, 135, 167, 171, 195, 247, 285, 351, 405, 501, 513, 585, 741, 835, 855, 1053, 1235, 1503, 1539, 1755, 2171, 2223, 2505, 2565, 3173, 3705, 4509, 5265, 6513, 6669, 7515, 7695, 9519, 10855, 11115, 13527, 15865, 19539, 20007, 22545, 28557, 32565, 33345, 41249, 47595, 58617, 67635, 85671, 97695, 100035, 123747, 142785, 175851, 206245, 257013, 293085, 371241, 428355, 618735, 879255, 1113723, 1285065, 1856205, 3341169, 5568615, 16705845]

約数ペア:

[(1, 16705845), (3, 5568615), (5, 3341169), (9, 1856205), (13, 1285065), (15, 1113723), (19, 879255), (27, 618735), (39, 428355), (45, 371241), (57, 293085), (65, 257013), (81, 206245), (95, 175851), (117, 142785), (135, 123747), (167, 100035), (171, 97695), (195, 85671), (247, 67635), (285, 58617), (351, 47595), (405, 41249), (501, 33345), (513, 32565), (585, 28557), (741, 22545), (835, 20007), (855, 19539), (1053, 15865), (1235, 13527), (1503, 11115), (1539, 10855), (1755, 9519), (2171, 7695), (2223, 7515), (2505, 6669), (2565, 6513), (3173, 5265), (3705, 4509)]