238432815

素因数分解:

$3^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 430649856

約数和(自身を除く): 192217041

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 311, 405, 631, 933, 1215, 1555, 1893, 2799, 3155, 4665, 5679, 8397, 9465, 13995, 17037, 25191, 28395, 41985, 51111, 75573, 85185, 125955, 153333, 196241, 255555, 377865, 588723, 766665, 981205, 1766169, 2943615, 5298507, 8830845, 15895521, 26492535, 47686563, 79477605, 238432815]

約数ペア:

[(1, 238432815), (3, 79477605), (5, 47686563), (9, 26492535), (15, 15895521), (27, 8830845), (45, 5298507), (81, 2943615), (135, 1766169), (243, 981205), (311, 766665), (405, 588723), (631, 377865), (933, 255555), (1215, 196241), (1555, 153333), (1893, 125955), (2799, 85185), (3155, 75573), (4665, 51111), (5679, 41985), (8397, 28395), (9465, 25191), (13995, 17037)]