20148315

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{653}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 37576224

約数和(自身を除く): 17427909

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 121, 165, 187, 255, 363, 561, 605, 653, 935, 1815, 1959, 2057, 2805, 3265, 6171, 7183, 9795, 10285, 11101, 21549, 30855, 33303, 35915, 55505, 79013, 107745, 122111, 166515, 237039, 366333, 395065, 610555, 1185195, 1343221, 1831665, 4029663, 6716105, 20148315]

約数ペア:

[(1, 20148315), (3, 6716105), (5, 4029663), (11, 1831665), (15, 1343221), (17, 1185195), (33, 610555), (51, 395065), (55, 366333), (85, 237039), (121, 166515), (165, 122111), (187, 107745), (255, 79013), (363, 55505), (561, 35915), (605, 33303), (653, 30855), (935, 21549), (1815, 11101), (1959, 10285), (2057, 9795), (2805, 7183), (3265, 6171)]