289739072

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9109}}^1$

素因数の和:9199

約数の個数: 56

約数和(自身を含む): 666414720

約数和(自身を除く): 376675648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 3976, 4544, 7952, 9109, 15904, 18218, 31808, 36436, 63763, 72872, 127526, 145744, 255052, 291488, 510104, 582976, 646739, 1020208, 1293478, 2040416, 2586956, 4080832, 4527173, 5173912, 9054346, 10347824, 18108692, 20695648, 36217384, 41391296, 72434768, 144869536, 289739072]

約数ペア:

[(1, 289739072), (2, 144869536), (4, 72434768), (7, 41391296), (8, 36217384), (14, 20695648), (16, 18108692), (28, 10347824), (32, 9054346), (56, 5173912), (64, 4527173), (71, 4080832), (112, 2586956), (142, 2040416), (224, 1293478), (284, 1020208), (448, 646739), (497, 582976), (568, 510104), (994, 291488), (1136, 255052), (1988, 145744), (2272, 127526), (3976, 72872), (4544, 63763), (7952, 36436), (9109, 31808), (15904, 18218)]