163914921

素因数分解:

$3^6\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 56

約数和(自身を含む): 259172160

約数和(自身を除く): 95257239

約数列:

[1, 3, 9, 27, 37, 59, 81, 103, 111, 177, 243, 309, 333, 531, 729, 927, 999, 1593, 2183, 2781, 2997, 3811, 4779, 6077, 6549, 8343, 8991, 11433, 14337, 18231, 19647, 25029, 26973, 34299, 43011, 54693, 58941, 75087, 102897, 164079, 176823, 224849, 308691, 492237, 530469, 674547, 926073, 1476711, 1591407, 2023641, 2778219, 4430133, 6070923, 18212769, 54638307, 163914921]

約数ペア:

[(1, 163914921), (3, 54638307), (9, 18212769), (27, 6070923), (37, 4430133), (59, 2778219), (81, 2023641), (103, 1591407), (111, 1476711), (177, 926073), (243, 674547), (309, 530469), (333, 492237), (531, 308691), (729, 224849), (927, 176823), (999, 164079), (1593, 102897), (2183, 75087), (2781, 58941), (2997, 54693), (3811, 43011), (4779, 34299), (6077, 26973), (6549, 25029), (8343, 19647), (8991, 18231), (11433, 14337)]