398686528

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:591

約数の個数: 56

約数和(自身を含む): 804737024

約数和(自身を除く): 406050496

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 181, 254, 271, 362, 508, 542, 724, 1016, 1084, 1448, 2032, 2168, 2896, 4064, 4336, 5792, 8128, 8672, 11584, 17344, 22987, 34417, 45974, 49051, 68834, 91948, 98102, 137668, 183896, 196204, 275336, 367792, 392408, 550672, 735584, 784816, 1101344, 1471168, 1569632, 2202688, 3139264, 6229477, 12458954, 24917908, 49835816, 99671632, 199343264, 398686528]

約数ペア:

[(1, 398686528), (2, 199343264), (4, 99671632), (8, 49835816), (16, 24917908), (32, 12458954), (64, 6229477), (127, 3139264), (181, 2202688), (254, 1569632), (271, 1471168), (362, 1101344), (508, 784816), (542, 735584), (724, 550672), (1016, 392408), (1084, 367792), (1448, 275336), (2032, 196204), (2168, 183896), (2896, 137668), (4064, 98102), (4336, 91948), (5792, 68834), (8128, 49051), (8672, 45974), (11584, 34417), (17344, 22987)]