42173685

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1958

約数の個数: 48

約数和(自身を含む): 80112240

約数和(自身を除く): 37938555

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 1901, 2465, 4437, 5703, 7395, 9505, 17109, 22185, 28515, 32317, 55129, 85545, 96951, 161585, 165387, 275645, 290853, 484755, 496161, 826935, 937193, 1454265, 2480805, 2811579, 4685965, 8434737, 14057895, 42173685]

約数ペア:

[(1, 42173685), (3, 14057895), (5, 8434737), (9, 4685965), (15, 2811579), (17, 2480805), (29, 1454265), (45, 937193), (51, 826935), (85, 496161), (87, 484755), (145, 290853), (153, 275645), (255, 165387), (261, 161585), (435, 96951), (493, 85545), (765, 55129), (1305, 32317), (1479, 28515), (1901, 22185), (2465, 17109), (4437, 9505), (5703, 7395)]