131081874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 349747200

約数和(自身を除く): 218665326

約数列:

[1, 2, 3, 6, 7, 11, 14, 19, 21, 22, 33, 38, 42, 57, 66, 77, 109, 114, 133, 137, 154, 209, 218, 231, 266, 274, 327, 399, 411, 418, 462, 627, 654, 763, 798, 822, 959, 1199, 1254, 1463, 1507, 1526, 1918, 2071, 2289, 2398, 2603, 2877, 2926, 3014, 3597, 4142, 4389, 4521, 4578, 5206, 5754, 6213, 7194, 7809, 8393, 8778, 9042, 10549, 12426, 14497, 14933, 15618, 16786, 18221, 21098, 22781, 25179, 28633, 28994, 29866, 31647, 36442, 43491, 44799, 45562, 50358, 54663, 57266, 63294, 68343, 85899, 86982, 89598, 104531, 109326, 136686, 159467, 164263, 171798, 200431, 209062, 283727, 313593, 318934, 328526, 400862, 478401, 492789, 567454, 601293, 627186, 851181, 956802, 985578, 1149841, 1202586, 1702362, 1986089, 2299682, 3120997, 3449523, 3972178, 5958267, 6241994, 6899046, 9362991, 11916534, 18725982, 21846979, 43693958, 65540937, 131081874]

約数ペア:

[(1, 131081874), (2, 65540937), (3, 43693958), (6, 21846979), (7, 18725982), (11, 11916534), (14, 9362991), (19, 6899046), (21, 6241994), (22, 5958267), (33, 3972178), (38, 3449523), (42, 3120997), (57, 2299682), (66, 1986089), (77, 1702362), (109, 1202586), (114, 1149841), (133, 985578), (137, 956802), (154, 851181), (209, 627186), (218, 601293), (231, 567454), (266, 492789), (274, 478401), (327, 400862), (399, 328526), (411, 318934), (418, 313593), (462, 283727), (627, 209062), (654, 200431), (763, 171798), (798, 164263), (822, 159467), (959, 136686), (1199, 109326), (1254, 104531), (1463, 89598), (1507, 86982), (1526, 85899), (1918, 68343), (2071, 63294), (2289, 57266), (2398, 54663), (2603, 50358), (2877, 45562), (2926, 44799), (3014, 43491), (3597, 36442), (4142, 31647), (4389, 29866), (4521, 28994), (4578, 28633), (5206, 25179), (5754, 22781), (6213, 21098), (7194, 18221), (7809, 16786), (8393, 15618), (8778, 14933), (9042, 14497), (10549, 12426)]