1380834

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 3790080

約数和(自身を除く): 2409246

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 281, 351, 378, 546, 562, 702, 819, 843, 1638, 1686, 1967, 2457, 2529, 3653, 3934, 4914, 5058, 5901, 7306, 7587, 10959, 11802, 15174, 17703, 21918, 25571, 32877, 35406, 51142, 53109, 65754, 76713, 98631, 106218, 153426, 197262, 230139, 460278, 690417, 1380834]

約数ペア:

[(1, 1380834), (2, 690417), (3, 460278), (6, 230139), (7, 197262), (9, 153426), (13, 106218), (14, 98631), (18, 76713), (21, 65754), (26, 53109), (27, 51142), (39, 35406), (42, 32877), (54, 25571), (63, 21918), (78, 17703), (91, 15174), (117, 11802), (126, 10959), (182, 7587), (189, 7306), (234, 5901), (273, 5058), (281, 4914), (351, 3934), (378, 3653), (546, 2529), (562, 2457), (702, 1967), (819, 1686), (843, 1638)]