217118288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{19469}}^1$

素因数の和:19535

約数の個数: 40

約数和(自身を含む): 456298920

約数和(自身を除く): 239180632

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 272, 328, 656, 697, 1394, 2788, 5576, 11152, 19469, 38938, 77876, 155752, 311504, 330973, 661946, 798229, 1323892, 1596458, 2647784, 3192916, 5295568, 6385832, 12771664, 13569893, 27139786, 54279572, 108559144, 217118288]

約数ペア:

[(1, 217118288), (2, 108559144), (4, 54279572), (8, 27139786), (16, 13569893), (17, 12771664), (34, 6385832), (41, 5295568), (68, 3192916), (82, 2647784), (136, 1596458), (164, 1323892), (272, 798229), (328, 661946), (656, 330973), (697, 311504), (1394, 155752), (2788, 77876), (5576, 38938), (11152, 19469)]