215511142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 429732864

約数和(自身を除く): 214221722

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 263, 313, 374, 526, 626, 1309, 1841, 2191, 2618, 2893, 3443, 3682, 4382, 4471, 5321, 5786, 6886, 8942, 10642, 20251, 24101, 31297, 37247, 40502, 48202, 49181, 58531, 62594, 74494, 82319, 98362, 117062, 164638, 344267, 409717, 576233, 688534, 819434, 905509, 1152466, 1399423, 1811018, 2798846, 6338563, 9795961, 12677126, 15393653, 19591922, 30787306, 107755571, 215511142]

約数ペア:

[(1, 215511142), (2, 107755571), (7, 30787306), (11, 19591922), (14, 15393653), (17, 12677126), (22, 9795961), (34, 6338563), (77, 2798846), (119, 1811018), (154, 1399423), (187, 1152466), (238, 905509), (263, 819434), (313, 688534), (374, 576233), (526, 409717), (626, 344267), (1309, 164638), (1841, 117062), (2191, 98362), (2618, 82319), (2893, 74494), (3443, 62594), (3682, 58531), (4382, 49181), (4471, 48202), (5321, 40502), (5786, 37247), (6886, 31297), (8942, 24101), (10642, 20251)]