219862804

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 473437440

約数和(自身を除く): 253574636

約数列:

[1, 2, 4, 7, 14, 28, 29, 47, 49, 58, 94, 98, 116, 188, 196, 203, 329, 406, 658, 812, 823, 1316, 1363, 1421, 1646, 2303, 2726, 2842, 3292, 4606, 5452, 5684, 5761, 9212, 9541, 11522, 19082, 23044, 23867, 38164, 38681, 40327, 47734, 66787, 77362, 80654, 95468, 133574, 154724, 161308, 167069, 267148, 270767, 334138, 541534, 668276, 1083068, 1121749, 1169483, 1895369, 2243498, 2338966, 3790738, 4486996, 4677932, 7581476, 7852243, 15704486, 31408972, 54965701, 109931402, 219862804]

約数ペア:

[(1, 219862804), (2, 109931402), (4, 54965701), (7, 31408972), (14, 15704486), (28, 7852243), (29, 7581476), (47, 4677932), (49, 4486996), (58, 3790738), (94, 2338966), (98, 2243498), (116, 1895369), (188, 1169483), (196, 1121749), (203, 1083068), (329, 668276), (406, 541534), (658, 334138), (812, 270767), (823, 267148), (1316, 167069), (1363, 161308), (1421, 154724), (1646, 133574), (2303, 95468), (2726, 80654), (2842, 77362), (3292, 66787), (4606, 47734), (5452, 40327), (5684, 38681), (5761, 38164), (9212, 23867), (9541, 23044), (11522, 19082)]