127122008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{64333}}^1$

素因数の和:64371

約数の個数: 32

約数和(自身を含む): 270202800

約数和(自身を除く): 143080792

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 64333, 128666, 257332, 514664, 836329, 1222327, 1672658, 2444654, 3345316, 4889308, 6690632, 9778616, 15890251, 31780502, 63561004, 127122008]

約数ペア:

[(1, 127122008), (2, 63561004), (4, 31780502), (8, 15890251), (13, 9778616), (19, 6690632), (26, 4889308), (38, 3345316), (52, 2444654), (76, 1672658), (104, 1222327), (152, 836329), (247, 514664), (494, 257332), (988, 128666), (1976, 64333)]