221623985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 314053632

約数和(自身を除く): 92429647

約数列:

[1, 5, 11, 17, 55, 73, 85, 187, 191, 289, 365, 803, 935, 955, 1241, 1445, 2101, 3179, 3247, 4015, 6205, 10505, 13651, 13943, 15895, 16235, 21097, 35717, 55199, 68255, 69715, 105485, 153373, 178585, 232067, 237031, 275995, 607189, 766865, 1160335, 1185155, 2607341, 3035945, 4029527, 13036705, 20147635, 44324797, 221623985]

約数ペア:

[(1, 221623985), (5, 44324797), (11, 20147635), (17, 13036705), (55, 4029527), (73, 3035945), (85, 2607341), (187, 1185155), (191, 1160335), (289, 766865), (365, 607189), (803, 275995), (935, 237031), (955, 232067), (1241, 178585), (1445, 153373), (2101, 105485), (3179, 69715), (3247, 68255), (4015, 55199), (6205, 35717), (10505, 21097), (13651, 16235), (13943, 15895)]