209231152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{877}}^1$

素因数の和:966

約数の個数: 80

約数和(自身を含む): 463359232

約数和(自身を除く): 254128080

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 37, 52, 62, 74, 104, 124, 148, 208, 248, 296, 403, 481, 496, 592, 806, 877, 962, 1147, 1612, 1754, 1924, 2294, 3224, 3508, 3848, 4588, 6448, 7016, 7696, 9176, 11401, 14032, 14911, 18352, 22802, 27187, 29822, 32449, 45604, 54374, 59644, 64898, 91208, 108748, 119288, 129796, 182416, 217496, 238576, 259592, 353431, 421837, 434992, 519184, 706862, 843674, 1005919, 1413724, 1687348, 2011838, 2827448, 3374696, 4023676, 5654896, 6749392, 8047352, 13076947, 16094704, 26153894, 52307788, 104615576, 209231152]

約数ペア:

[(1, 209231152), (2, 104615576), (4, 52307788), (8, 26153894), (13, 16094704), (16, 13076947), (26, 8047352), (31, 6749392), (37, 5654896), (52, 4023676), (62, 3374696), (74, 2827448), (104, 2011838), (124, 1687348), (148, 1413724), (208, 1005919), (248, 843674), (296, 706862), (403, 519184), (481, 434992), (496, 421837), (592, 353431), (806, 259592), (877, 238576), (962, 217496), (1147, 182416), (1612, 129796), (1754, 119288), (1924, 108748), (2294, 91208), (3224, 64898), (3508, 59644), (3848, 54374), (4588, 45604), (6448, 32449), (7016, 29822), (7696, 27187), (9176, 22802), (11401, 18352), (14032, 14911)]