28947184

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 68884480

約数和(自身を除く): 39937296

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 223, 244, 266, 304, 427, 446, 488, 532, 854, 892, 976, 1064, 1159, 1561, 1708, 1784, 2128, 2318, 3122, 3416, 3568, 4237, 4636, 6244, 6832, 8113, 8474, 9272, 12488, 13603, 16226, 16948, 18544, 24976, 27206, 29659, 32452, 33896, 54412, 59318, 64904, 67792, 95221, 108824, 118636, 129808, 190442, 217648, 237272, 258457, 380884, 474544, 516914, 761768, 1033828, 1523536, 1809199, 2067656, 3618398, 4135312, 7236796, 14473592, 28947184]

約数ペア:

[(1, 28947184), (2, 14473592), (4, 7236796), (7, 4135312), (8, 3618398), (14, 2067656), (16, 1809199), (19, 1523536), (28, 1033828), (38, 761768), (56, 516914), (61, 474544), (76, 380884), (112, 258457), (122, 237272), (133, 217648), (152, 190442), (223, 129808), (244, 118636), (266, 108824), (304, 95221), (427, 67792), (446, 64904), (488, 59318), (532, 54412), (854, 33896), (892, 32452), (976, 29659), (1064, 27206), (1159, 24976), (1561, 18544), (1708, 16948), (1784, 16226), (2128, 13603), (2318, 12488), (3122, 9272), (3416, 8474), (3568, 8113), (4237, 6832), (4636, 6244)]