139968892

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 302793120

約数和(自身を除く): 162824228

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 61, 92, 98, 122, 161, 196, 244, 322, 427, 509, 644, 854, 1018, 1127, 1403, 1708, 2036, 2254, 2806, 2989, 3563, 4508, 5612, 5978, 7126, 9821, 11707, 11956, 14252, 19642, 23414, 24941, 31049, 39284, 46828, 49882, 62098, 68747, 81949, 99764, 124196, 137494, 163898, 217343, 274988, 327796, 434686, 573643, 714127, 869372, 1147286, 1428254, 1521401, 2294572, 2856508, 3042802, 4998889, 6085604, 9997778, 19995556, 34992223, 69984446, 139968892]

約数ペア:

[(1, 139968892), (2, 69984446), (4, 34992223), (7, 19995556), (14, 9997778), (23, 6085604), (28, 4998889), (46, 3042802), (49, 2856508), (61, 2294572), (92, 1521401), (98, 1428254), (122, 1147286), (161, 869372), (196, 714127), (244, 573643), (322, 434686), (427, 327796), (509, 274988), (644, 217343), (854, 163898), (1018, 137494), (1127, 124196), (1403, 99764), (1708, 81949), (2036, 68747), (2254, 62098), (2806, 49882), (2989, 46828), (3563, 39284), (4508, 31049), (5612, 24941), (5978, 23414), (7126, 19642), (9821, 14252), (11707, 11956)]