127922972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 242081280

約数和(自身を除く): 114158308

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 151, 157, 284, 302, 314, 604, 628, 1349, 2698, 2869, 2983, 5396, 5738, 5966, 10721, 11147, 11476, 11932, 21442, 22294, 23707, 42884, 44588, 47414, 94828, 203699, 211793, 407398, 423586, 450433, 814796, 847172, 900866, 1683197, 1801732, 3366394, 6732788, 31980743, 63961486, 127922972]

約数ペア:

[(1, 127922972), (2, 63961486), (4, 31980743), (19, 6732788), (38, 3366394), (71, 1801732), (76, 1683197), (142, 900866), (151, 847172), (157, 814796), (284, 450433), (302, 423586), (314, 407398), (604, 211793), (628, 203699), (1349, 94828), (2698, 47414), (2869, 44588), (2983, 42884), (5396, 23707), (5738, 22294), (5966, 21442), (10721, 11932), (11147, 11476)]