87891328

素因数分解:

$2^7\times 7^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 201445920

約数和(自身を除く): 113554592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 233, 421, 448, 466, 842, 896, 932, 1631, 1684, 1864, 2947, 3262, 3368, 3728, 5894, 6524, 6736, 7456, 11788, 13048, 13472, 14912, 23576, 26096, 26944, 29824, 47152, 52192, 53888, 94304, 98093, 104384, 188608, 196186, 208768, 377216, 392372, 686651, 784744, 1373302, 1569488, 2746604, 3138976, 5493208, 6277952, 10986416, 12555904, 21972832, 43945664, 87891328]

約数ペア:

[(1, 87891328), (2, 43945664), (4, 21972832), (7, 12555904), (8, 10986416), (14, 6277952), (16, 5493208), (28, 3138976), (32, 2746604), (56, 1569488), (64, 1373302), (112, 784744), (128, 686651), (224, 392372), (233, 377216), (421, 208768), (448, 196186), (466, 188608), (842, 104384), (896, 98093), (932, 94304), (1631, 53888), (1684, 52192), (1864, 47152), (2947, 29824), (3262, 26944), (3368, 26096), (3728, 23576), (5894, 14912), (6524, 13472), (6736, 13048), (7456, 11788)]