81705978

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1949}}^1$

素因数の和:2111

約数の個数: 48

約数和(自身を含む): 188908200

約数和(自身を除く): 107202222

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 137, 153, 274, 306, 411, 822, 1233, 1949, 2329, 2466, 3898, 4658, 5847, 6987, 11694, 13974, 17541, 20961, 33133, 35082, 41922, 66266, 99399, 198798, 267013, 298197, 534026, 596394, 801039, 1602078, 2403117, 4539221, 4806234, 9078442, 13617663, 27235326, 40852989, 81705978]

約数ペア:

[(1, 81705978), (2, 40852989), (3, 27235326), (6, 13617663), (9, 9078442), (17, 4806234), (18, 4539221), (34, 2403117), (51, 1602078), (102, 801039), (137, 596394), (153, 534026), (274, 298197), (306, 267013), (411, 198798), (822, 99399), (1233, 66266), (1949, 41922), (2329, 35082), (2466, 33133), (3898, 20961), (4658, 17541), (5847, 13974), (6987, 11694)]