1618218

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1448

約数の個数: 40

約数和(自身を含む): 4146912

約数和(自身を除く): 2528694

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 1427, 2854, 4281, 8562, 9989, 12843, 19978, 25686, 29967, 38529, 59934, 77058, 89901, 115587, 179802, 231174, 269703, 539406, 809109, 1618218]

約数ペア:

[(1, 1618218), (2, 809109), (3, 539406), (6, 269703), (7, 231174), (9, 179802), (14, 115587), (18, 89901), (21, 77058), (27, 59934), (42, 38529), (54, 29967), (63, 25686), (81, 19978), (126, 12843), (162, 9989), (189, 8562), (378, 4281), (567, 2854), (1134, 1427)]