61656945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 115732800

約数和(自身を除く): 54075855

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 149, 245, 447, 563, 735, 745, 1043, 1689, 2235, 2815, 3129, 3941, 5215, 7301, 8445, 11823, 15645, 19705, 21903, 27587, 36505, 59115, 82761, 83887, 109515, 137935, 251661, 413805, 419435, 587209, 1258305, 1761627, 2936045, 4110463, 8808135, 12331389, 20552315, 61656945]

約数ペア:

[(1, 61656945), (3, 20552315), (5, 12331389), (7, 8808135), (15, 4110463), (21, 2936045), (35, 1761627), (49, 1258305), (105, 587209), (147, 419435), (149, 413805), (245, 251661), (447, 137935), (563, 109515), (735, 83887), (745, 82761), (1043, 59115), (1689, 36505), (2235, 27587), (2815, 21903), (3129, 19705), (3941, 15645), (5215, 11823), (7301, 8445)]