243771135

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 421306368

約数和(自身を除く): 177535233

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 155, 345, 465, 529, 713, 991, 1587, 2139, 2645, 2973, 3565, 4955, 7935, 10695, 14865, 16399, 22793, 30721, 49197, 68379, 81995, 92163, 113965, 153605, 245985, 341895, 460815, 524239, 706583, 1572717, 2119749, 2621195, 3532915, 7863585, 10598745, 16251409, 48754227, 81257045, 243771135]

約数ペア:

[(1, 243771135), (3, 81257045), (5, 48754227), (15, 16251409), (23, 10598745), (31, 7863585), (69, 3532915), (93, 2621195), (115, 2119749), (155, 1572717), (345, 706583), (465, 524239), (529, 460815), (713, 341895), (991, 245985), (1587, 153605), (2139, 113965), (2645, 92163), (2973, 81995), (3565, 68379), (4955, 49197), (7935, 30721), (10695, 22793), (14865, 16399)]