2849925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 5277440

約数和(自身を除く): 2427515

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 79, 111, 185, 195, 237, 325, 395, 481, 555, 925, 975, 1027, 1185, 1443, 1975, 2405, 2775, 2923, 3081, 5135, 5925, 7215, 8769, 12025, 14615, 15405, 25675, 36075, 37999, 43845, 73075, 77025, 113997, 189995, 219225, 569985, 949975, 2849925]

約数ペア:

[(1, 2849925), (3, 949975), (5, 569985), (13, 219225), (15, 189995), (25, 113997), (37, 77025), (39, 73075), (65, 43845), (75, 37999), (79, 36075), (111, 25675), (185, 15405), (195, 14615), (237, 12025), (325, 8769), (395, 7215), (481, 5925), (555, 5135), (925, 3081), (975, 2923), (1027, 2775), (1185, 2405), (1443, 1975)]