127578752

素因数分解:

$2^7\times 7^2\times {\mathrm{20341}}^1$

素因数の和:20369

約数の個数: 48

約数和(自身を含む): 295670970

約数和(自身を除く): 168092218

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 20341, 40682, 81364, 142387, 162728, 284774, 325456, 569548, 650912, 996709, 1139096, 1301824, 1993418, 2278192, 2603648, 3986836, 4556384, 7973672, 9112768, 15947344, 18225536, 31894688, 63789376, 127578752]

約数ペア:

[(1, 127578752), (2, 63789376), (4, 31894688), (7, 18225536), (8, 15947344), (14, 9112768), (16, 7973672), (28, 4556384), (32, 3986836), (49, 2603648), (56, 2278192), (64, 1993418), (98, 1301824), (112, 1139096), (128, 996709), (196, 650912), (224, 569548), (392, 325456), (448, 284774), (784, 162728), (896, 142387), (1568, 81364), (3136, 40682), (6272, 20341)]