313131357

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{15581}}^1$

素因数の和:15634

約数の個数: 48

約数和(自身を含む): 583390080

約数和(自身を除く): 270258723

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 15581, 20097, 46743, 109067, 140229, 171391, 327201, 451849, 514173, 981603, 1199737, 1355547, 1542519, 3162943, 3599211, 4066641, 4970339, 9488829, 10797633, 14911017, 28466487, 34792373, 44733051, 104377119, 313131357]

約数ペア:

[(1, 313131357), (3, 104377119), (7, 44733051), (9, 34792373), (11, 28466487), (21, 14911017), (29, 10797633), (33, 9488829), (63, 4970339), (77, 4066641), (87, 3599211), (99, 3162943), (203, 1542519), (231, 1355547), (261, 1199737), (319, 981603), (609, 514173), (693, 451849), (957, 327201), (1827, 171391), (2233, 140229), (2871, 109067), (6699, 46743), (15581, 20097)]