157937985

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 290304000

約数和(自身を除く): 132366015

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 79, 135, 177, 237, 251, 295, 395, 531, 711, 753, 885, 1185, 1255, 1593, 2133, 2259, 2655, 3555, 3765, 4661, 6777, 7965, 10665, 11295, 13983, 14809, 19829, 23305, 33885, 41949, 44427, 59487, 69915, 74045, 99145, 125847, 133281, 178461, 209745, 222135, 297435, 399843, 535383, 629235, 666405, 892305, 1169911, 1999215, 2676915, 3509733, 5849555, 10529199, 17548665, 31587597, 52645995, 157937985]

約数ペア:

[(1, 157937985), (3, 52645995), (5, 31587597), (9, 17548665), (15, 10529199), (27, 5849555), (45, 3509733), (59, 2676915), (79, 1999215), (135, 1169911), (177, 892305), (237, 666405), (251, 629235), (295, 535383), (395, 399843), (531, 297435), (711, 222135), (753, 209745), (885, 178461), (1185, 133281), (1255, 125847), (1593, 99145), (2133, 74045), (2259, 69915), (2655, 59487), (3555, 44427), (3765, 41949), (4661, 33885), (6777, 23305), (7965, 19829), (10665, 14809), (11295, 13983)]