397187835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{51217}}^1$

素因数の和:51283

約数の個数: 32

約数和(自身を含む): 708037632

約数和(自身を除く): 310849797

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2585, 7755, 51217, 153651, 256085, 563387, 768255, 1690161, 2407199, 2816935, 7221597, 8450805, 12035995, 26479189, 36107985, 79437567, 132395945, 397187835]

約数ペア:

[(1, 397187835), (3, 132395945), (5, 79437567), (11, 36107985), (15, 26479189), (33, 12035995), (47, 8450805), (55, 7221597), (141, 2816935), (165, 2407199), (235, 1690161), (517, 768255), (705, 563387), (1551, 256085), (2585, 153651), (7755, 51217)]