204519135

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 348935040

約数和(自身を除く): 144415905

約数列:

[1, 3, 5, 15, 19, 57, 95, 179, 211, 285, 361, 537, 633, 895, 1055, 1083, 1805, 2685, 3165, 3401, 4009, 5415, 10203, 12027, 17005, 20045, 37769, 51015, 60135, 64619, 76171, 113307, 188845, 193857, 228513, 323095, 380855, 566535, 717611, 969285, 1142565, 2152833, 3588055, 10764165, 13634609, 40903827, 68173045, 204519135]

約数ペア:

[(1, 204519135), (3, 68173045), (5, 40903827), (15, 13634609), (19, 10764165), (57, 3588055), (95, 2152833), (179, 1142565), (211, 969285), (285, 717611), (361, 566535), (537, 380855), (633, 323095), (895, 228513), (1055, 193857), (1083, 188845), (1805, 113307), (2685, 76171), (3165, 64619), (3401, 60135), (4009, 51015), (5415, 37769), (10203, 20045), (12027, 17005)]