201051578

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1097}}^1$

素因数の和:1191

約数の個数: 64

約数和(自身を含む): 398442240

約数和(自身を除く): 197390662

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 53, 91, 106, 133, 182, 247, 266, 371, 494, 689, 742, 1007, 1097, 1378, 1729, 2014, 2194, 3458, 4823, 7049, 7679, 9646, 13091, 14098, 14261, 15358, 20843, 26182, 28522, 41686, 58141, 91637, 99827, 116282, 145901, 183274, 199654, 270959, 291802, 406987, 541918, 755833, 813974, 1104679, 1511666, 1896713, 2209358, 3793426, 5290831, 7732753, 10581662, 14360827, 15465506, 28721654, 100525789, 201051578]

約数ペア:

[(1, 201051578), (2, 100525789), (7, 28721654), (13, 15465506), (14, 14360827), (19, 10581662), (26, 7732753), (38, 5290831), (53, 3793426), (91, 2209358), (106, 1896713), (133, 1511666), (182, 1104679), (247, 813974), (266, 755833), (371, 541918), (494, 406987), (689, 291802), (742, 270959), (1007, 199654), (1097, 183274), (1378, 145901), (1729, 116282), (2014, 99827), (2194, 91637), (3458, 58141), (4823, 41686), (7049, 28522), (7679, 26182), (9646, 20843), (13091, 15358), (14098, 14261)]