199766745

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1171}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 368589312

約数和(自身を除く): 168822567

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 223, 255, 669, 765, 1115, 1171, 2007, 3345, 3513, 3791, 5855, 10035, 10539, 11373, 17565, 18955, 19907, 34119, 52695, 56865, 59721, 99535, 170595, 179163, 261133, 298605, 783399, 895815, 1305665, 2350197, 3916995, 4439261, 11750985, 13317783, 22196305, 39953349, 66588915, 199766745]

約数ペア:

[(1, 199766745), (3, 66588915), (5, 39953349), (9, 22196305), (15, 13317783), (17, 11750985), (45, 4439261), (51, 3916995), (85, 2350197), (153, 1305665), (223, 895815), (255, 783399), (669, 298605), (765, 261133), (1115, 179163), (1171, 170595), (2007, 99535), (3345, 59721), (3513, 56865), (3791, 52695), (5855, 34119), (10035, 19907), (10539, 18955), (11373, 17565)]