2145195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 4236960

約数和(自身を除く): 2091765

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 193, 195, 247, 285, 579, 585, 741, 855, 965, 1235, 1737, 2223, 2509, 2895, 3667, 3705, 7527, 8685, 11001, 11115, 12545, 18335, 22581, 33003, 37635, 47671, 55005, 112905, 143013, 165015, 238355, 429039, 715065, 2145195]

約数ペア:

[(1, 2145195), (3, 715065), (5, 429039), (9, 238355), (13, 165015), (15, 143013), (19, 112905), (39, 55005), (45, 47671), (57, 37635), (65, 33003), (95, 22581), (117, 18335), (171, 12545), (193, 11115), (195, 11001), (247, 8685), (285, 7527), (579, 3705), (585, 3667), (741, 2895), (855, 2509), (965, 2223), (1235, 1737)]