154976228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{317}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 305157888

約数和(自身を除く): 150181660

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 271, 317, 451, 542, 634, 902, 1084, 1268, 1804, 2981, 3487, 5962, 6974, 11111, 11924, 12997, 13948, 22222, 25994, 44444, 51988, 85907, 122221, 142967, 171814, 244442, 285934, 343628, 488884, 571868, 944977, 1889954, 3522187, 3779908, 7044374, 14088748, 38744057, 77488114, 154976228]

約数ペア:

[(1, 154976228), (2, 77488114), (4, 38744057), (11, 14088748), (22, 7044374), (41, 3779908), (44, 3522187), (82, 1889954), (164, 944977), (271, 571868), (317, 488884), (451, 343628), (542, 285934), (634, 244442), (902, 171814), (1084, 142967), (1268, 122221), (1804, 85907), (2981, 51988), (3487, 44444), (5962, 25994), (6974, 22222), (11111, 13948), (11924, 12997)]