221704

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:157

約数の個数: 32

約数和(自身を含む): 492480

約数和(自身を除く): 270776

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 107, 148, 214, 259, 296, 428, 518, 749, 856, 1036, 1498, 2072, 2996, 3959, 5992, 7918, 15836, 27713, 31672, 55426, 110852, 221704]

約数ペア:

[(1, 221704), (2, 110852), (4, 55426), (7, 31672), (8, 27713), (14, 15836), (28, 7918), (37, 5992), (56, 3959), (74, 2996), (107, 2072), (148, 1498), (214, 1036), (259, 856), (296, 749), (428, 518)]