217123127

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 256435200

約数和(自身を除く): 39312073

約数列:

[1, 13, 19, 47, 59, 247, 317, 611, 767, 893, 1121, 2773, 4121, 6023, 11609, 14573, 14899, 18703, 36049, 52687, 78299, 193687, 243139, 283081, 355357, 684931, 879041, 3680053, 4619641, 11427533, 16701779, 217123127]

約数ペア:

[(1, 217123127), (13, 16701779), (19, 11427533), (47, 4619641), (59, 3680053), (247, 879041), (317, 684931), (611, 355357), (767, 283081), (893, 243139), (1121, 193687), (2773, 78299), (4121, 52687), (6023, 36049), (11609, 18703), (14573, 14899)]