90812001

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 153190400

約数和(自身を除く): 62378399

約数列:

[1, 3, 7, 19, 21, 43, 57, 67, 79, 129, 133, 201, 237, 301, 399, 469, 553, 817, 903, 1273, 1407, 1501, 1659, 2451, 2881, 3397, 3819, 4503, 5293, 5719, 8643, 8911, 10191, 10507, 15879, 17157, 20167, 23779, 26733, 31521, 37051, 54739, 60501, 64543, 71337, 100567, 111153, 164217, 193629, 227599, 301701, 383173, 451801, 682797, 703969, 1149519, 1355403, 1593193, 2111907, 4324381, 4779579, 12973143, 30270667, 90812001]

約数ペア:

[(1, 90812001), (3, 30270667), (7, 12973143), (19, 4779579), (21, 4324381), (43, 2111907), (57, 1593193), (67, 1355403), (79, 1149519), (129, 703969), (133, 682797), (201, 451801), (237, 383173), (301, 301701), (399, 227599), (469, 193629), (553, 164217), (817, 111153), (903, 100567), (1273, 71337), (1407, 64543), (1501, 60501), (1659, 54739), (2451, 37051), (2881, 31521), (3397, 26733), (3819, 23779), (4503, 20167), (5293, 17157), (5719, 15879), (8643, 10507), (8911, 10191)]