1297738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 32

約数和(自身を含む): 2298240

約数和(自身を除く): 1000502

約数列:

[1, 2, 13, 19, 26, 37, 38, 71, 74, 142, 247, 481, 494, 703, 923, 962, 1349, 1406, 1846, 2627, 2698, 5254, 9139, 17537, 18278, 34151, 35074, 49913, 68302, 99826, 648869, 1297738]

約数ペア:

[(1, 1297738), (2, 648869), (13, 99826), (19, 68302), (26, 49913), (37, 35074), (38, 34151), (71, 18278), (74, 17537), (142, 9139), (247, 5254), (481, 2698), (494, 2627), (703, 1846), (923, 1406), (962, 1349)]