1898496495

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{19891}}^1$

素因数の和:20013

約数の個数: 64

約数和(自身を含む): 3895649280

約数和(自身を除く): 1997152785

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 101, 105, 135, 189, 303, 315, 505, 707, 909, 945, 1515, 2121, 2727, 3535, 4545, 6363, 10605, 13635, 19089, 19891, 31815, 59673, 95445, 99455, 139237, 179019, 298365, 417711, 537057, 696185, 895095, 1253133, 2008991, 2088555, 2685285, 3759399, 6026973, 6265665, 10044955, 14062937, 18080919, 18796995, 30134865, 42188811, 54242757, 70314685, 90404595, 126566433, 210944055, 271213785, 379699299, 632832165, 1898496495]

約数ペア:

[(1, 1898496495), (3, 632832165), (5, 379699299), (7, 271213785), (9, 210944055), (15, 126566433), (21, 90404595), (27, 70314685), (35, 54242757), (45, 42188811), (63, 30134865), (101, 18796995), (105, 18080919), (135, 14062937), (189, 10044955), (303, 6265665), (315, 6026973), (505, 3759399), (707, 2685285), (909, 2088555), (945, 2008991), (1515, 1253133), (2121, 895095), (2727, 696185), (3535, 537057), (4545, 417711), (6363, 298365), (10605, 179019), (13635, 139237), (19089, 99455), (19891, 95445), (31815, 59673)]