201991806

素因数分解:

$2^1\times 3^5\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 478033920

約数和(自身を除く): 276042114

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 47, 54, 74, 81, 94, 111, 141, 162, 222, 239, 243, 282, 333, 423, 478, 486, 666, 717, 846, 999, 1269, 1434, 1739, 1998, 2151, 2538, 2997, 3478, 3807, 4302, 5217, 5994, 6453, 7614, 8843, 8991, 10434, 11233, 11421, 12906, 15651, 17686, 17982, 19359, 22466, 22842, 26529, 31302, 33699, 38718, 46953, 53058, 58077, 67398, 79587, 93906, 101097, 116154, 140859, 159174, 202194, 238761, 281718, 303291, 415621, 422577, 477522, 606582, 716283, 831242, 845154, 909873, 1246863, 1432566, 1819746, 2148849, 2493726, 2729619, 3740589, 4297698, 5459238, 7481178, 11221767, 22443534, 33665301, 67330602, 100995903, 201991806]

約数ペア:

[(1, 201991806), (2, 100995903), (3, 67330602), (6, 33665301), (9, 22443534), (18, 11221767), (27, 7481178), (37, 5459238), (47, 4297698), (54, 3740589), (74, 2729619), (81, 2493726), (94, 2148849), (111, 1819746), (141, 1432566), (162, 1246863), (222, 909873), (239, 845154), (243, 831242), (282, 716283), (333, 606582), (423, 477522), (478, 422577), (486, 415621), (666, 303291), (717, 281718), (846, 238761), (999, 202194), (1269, 159174), (1434, 140859), (1739, 116154), (1998, 101097), (2151, 93906), (2538, 79587), (2997, 67398), (3478, 58077), (3807, 53058), (4302, 46953), (5217, 38718), (5994, 33699), (6453, 31302), (7614, 26529), (8843, 22842), (8991, 22466), (10434, 19359), (11233, 17982), (11421, 17686), (12906, 15651)]