153911457

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1811}}^1$

素因数の和:1914

約数の個数: 48

約数和(自身を含む): 271365120

約数和(自身を除く): 117453663

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 71, 133, 171, 213, 399, 497, 639, 1197, 1349, 1491, 1811, 4047, 4473, 5433, 9443, 12141, 12677, 16299, 28329, 34409, 38031, 84987, 103227, 114093, 128581, 240863, 309681, 385743, 722589, 900067, 1157229, 2167767, 2443039, 2700201, 7329117, 8100603, 17101273, 21987351, 51303819, 153911457]

約数ペア:

[(1, 153911457), (3, 51303819), (7, 21987351), (9, 17101273), (19, 8100603), (21, 7329117), (57, 2700201), (63, 2443039), (71, 2167767), (133, 1157229), (171, 900067), (213, 722589), (399, 385743), (497, 309681), (639, 240863), (1197, 128581), (1349, 114093), (1491, 103227), (1811, 84987), (4047, 38031), (4473, 34409), (5433, 28329), (9443, 16299), (12141, 12677)]