28219008

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{1709}}^1$

素因数の和:1769

約数の個数: 64

約数和(自身を含む): 76744800

約数和(自身を除く): 48525792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 64, 86, 96, 128, 129, 172, 192, 258, 344, 384, 516, 688, 1032, 1376, 1709, 2064, 2752, 3418, 4128, 5127, 5504, 6836, 8256, 10254, 13672, 16512, 20508, 27344, 41016, 54688, 73487, 82032, 109376, 146974, 164064, 218752, 220461, 293948, 328128, 440922, 587896, 656256, 881844, 1175792, 1763688, 2351584, 3527376, 4703168, 7054752, 9406336, 14109504, 28219008]

約数ペア:

[(1, 28219008), (2, 14109504), (3, 9406336), (4, 7054752), (6, 4703168), (8, 3527376), (12, 2351584), (16, 1763688), (24, 1175792), (32, 881844), (43, 656256), (48, 587896), (64, 440922), (86, 328128), (96, 293948), (128, 220461), (129, 218752), (172, 164064), (192, 146974), (258, 109376), (344, 82032), (384, 73487), (516, 54688), (688, 41016), (1032, 27344), (1376, 20508), (1709, 16512), (2064, 13672), (2752, 10254), (3418, 8256), (4128, 6836), (5127, 5504)]