28090664

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1602

約数の個数: 64

約数和(自身を含む): 67132800

約数和(自身を除く): 39042136

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1064, 1292, 1553, 2261, 2584, 3106, 4522, 6212, 9044, 10871, 12424, 18088, 21742, 26401, 29507, 43484, 52802, 59014, 86968, 105604, 118028, 184807, 206549, 211208, 236056, 369614, 413098, 501619, 739228, 826196, 1003238, 1478456, 1652392, 2006476, 3511333, 4012952, 7022666, 14045332, 28090664]

約数ペア:

[(1, 28090664), (2, 14045332), (4, 7022666), (7, 4012952), (8, 3511333), (14, 2006476), (17, 1652392), (19, 1478456), (28, 1003238), (34, 826196), (38, 739228), (56, 501619), (68, 413098), (76, 369614), (119, 236056), (133, 211208), (136, 206549), (152, 184807), (238, 118028), (266, 105604), (323, 86968), (476, 59014), (532, 52802), (646, 43484), (952, 29507), (1064, 26401), (1292, 21742), (1553, 18088), (2261, 12424), (2584, 10871), (3106, 9044), (4522, 6212)]