1381504

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 2827440

約数和(自身を除く): 1445936

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 251, 344, 502, 688, 1004, 1376, 2008, 2752, 4016, 5504, 8032, 10793, 16064, 21586, 32128, 43172, 86344, 172688, 345376, 690752, 1381504]

約数ペア:

[(1, 1381504), (2, 690752), (4, 345376), (8, 172688), (16, 86344), (32, 43172), (43, 32128), (64, 21586), (86, 16064), (128, 10793), (172, 8032), (251, 5504), (344, 4016), (502, 2752), (688, 2008), (1004, 1376)]