405738228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{431}}^1\times {\mathrm{1601}}^1$

素因数の和:2053

約数の個数: 72

約数和(自身を含む): 1104534144

約数和(自身を除く): 698795916

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 431, 588, 862, 1293, 1601, 1724, 2586, 3017, 3202, 4803, 5172, 6034, 6404, 9051, 9606, 11207, 12068, 18102, 19212, 21119, 22414, 33621, 36204, 42238, 44828, 63357, 67242, 78449, 84476, 126714, 134484, 156898, 235347, 253428, 313796, 470694, 690031, 941388, 1380062, 2070093, 2760124, 4140186, 4830217, 8280372, 9660434, 14490651, 19320868, 28981302, 33811519, 57962604, 67623038, 101434557, 135246076, 202869114, 405738228]

約数ペア:

[(1, 405738228), (2, 202869114), (3, 135246076), (4, 101434557), (6, 67623038), (7, 57962604), (12, 33811519), (14, 28981302), (21, 19320868), (28, 14490651), (42, 9660434), (49, 8280372), (84, 4830217), (98, 4140186), (147, 2760124), (196, 2070093), (294, 1380062), (431, 941388), (588, 690031), (862, 470694), (1293, 313796), (1601, 253428), (1724, 235347), (2586, 156898), (3017, 134484), (3202, 126714), (4803, 84476), (5172, 78449), (6034, 67242), (6404, 63357), (9051, 44828), (9606, 42238), (11207, 36204), (12068, 33621), (18102, 22414), (19212, 21119)]