1815148938

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{503}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 3793692672

約数和(自身を除く): 1978543734

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 197, 213, 258, 394, 426, 503, 591, 1006, 1182, 1509, 3018, 3053, 6106, 8471, 9159, 13987, 16942, 18318, 21629, 25413, 27974, 35713, 41961, 43258, 50826, 64887, 71426, 83922, 99091, 107139, 129774, 198182, 214278, 297273, 594546, 601441, 1202882, 1535659, 1804323, 3071318, 3608646, 4260913, 4606977, 7035461, 8521826, 9213954, 12782739, 14070922, 21106383, 25565478, 42212766, 302524823, 605049646, 907574469, 1815148938]

約数ペア:

[(1, 1815148938), (2, 907574469), (3, 605049646), (6, 302524823), (43, 42212766), (71, 25565478), (86, 21106383), (129, 14070922), (142, 12782739), (197, 9213954), (213, 8521826), (258, 7035461), (394, 4606977), (426, 4260913), (503, 3608646), (591, 3071318), (1006, 1804323), (1182, 1535659), (1509, 1202882), (3018, 601441), (3053, 594546), (6106, 297273), (8471, 214278), (9159, 198182), (13987, 129774), (16942, 107139), (18318, 99091), (21629, 83922), (25413, 71426), (27974, 64887), (35713, 50826), (41961, 43258)]