1209141855

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61487}}^1$

素因数の和:61540

約数の個数: 48

約数和(自身を含む): 2302110720

約数和(自身を除く): 1092968865

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3933, 6555, 19665, 61487, 184461, 307435, 553383, 922305, 1168253, 1414201, 2766915, 3504759, 4242603, 5841265, 7071005, 10514277, 12727809, 17523795, 21213015, 26869819, 52571385, 63639045, 80609457, 134349095, 241828371, 403047285, 1209141855]

約数ペア:

[(1, 1209141855), (3, 403047285), (5, 241828371), (9, 134349095), (15, 80609457), (19, 63639045), (23, 52571385), (45, 26869819), (57, 21213015), (69, 17523795), (95, 12727809), (115, 10514277), (171, 7071005), (207, 5841265), (285, 4242603), (345, 3504759), (437, 2766915), (855, 1414201), (1035, 1168253), (1311, 922305), (2185, 553383), (3933, 307435), (6555, 184461), (19665, 61487)]