84378574

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 158578560

約数和(自身を除く): 74199986

約数列:

[1, 2, 7, 14, 29, 37, 41, 58, 74, 82, 137, 203, 259, 274, 287, 406, 518, 574, 959, 1073, 1189, 1517, 1918, 2146, 2378, 3034, 3973, 5069, 5617, 7511, 7946, 8323, 10138, 10619, 11234, 15022, 16646, 21238, 27811, 35483, 39319, 43993, 55622, 70966, 78638, 87986, 147001, 162893, 207829, 294002, 307951, 325786, 415658, 615902, 1029007, 1140251, 1454803, 2058014, 2280502, 2909606, 6027041, 12054082, 42189287, 84378574]

約数ペア:

[(1, 84378574), (2, 42189287), (7, 12054082), (14, 6027041), (29, 2909606), (37, 2280502), (41, 2058014), (58, 1454803), (74, 1140251), (82, 1029007), (137, 615902), (203, 415658), (259, 325786), (274, 307951), (287, 294002), (406, 207829), (518, 162893), (574, 147001), (959, 87986), (1073, 78638), (1189, 70966), (1517, 55622), (1918, 43993), (2146, 39319), (2378, 35483), (3034, 27811), (3973, 21238), (5069, 16646), (5617, 15022), (7511, 11234), (7946, 10619), (8323, 10138)]