75915387

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 128733696

約数和(自身を除く): 52818309

約数列:

[1, 3, 9, 17, 23, 27, 47, 51, 69, 81, 141, 153, 207, 243, 289, 391, 423, 459, 621, 799, 867, 1081, 1173, 1269, 1377, 1863, 2397, 2601, 3243, 3519, 3807, 4131, 5589, 6647, 7191, 7803, 9729, 10557, 11421, 13583, 18377, 19941, 21573, 23409, 29187, 31671, 40749, 55131, 59823, 64719, 70227, 87561, 95013, 122247, 165393, 179469, 194157, 262683, 312409, 366741, 496179, 538407, 937227, 1100223, 1488537, 1615221, 2811681, 3300669, 4465611, 8435043, 25305129, 75915387]

約数ペア:

[(1, 75915387), (3, 25305129), (9, 8435043), (17, 4465611), (23, 3300669), (27, 2811681), (47, 1615221), (51, 1488537), (69, 1100223), (81, 937227), (141, 538407), (153, 496179), (207, 366741), (243, 312409), (289, 262683), (391, 194157), (423, 179469), (459, 165393), (621, 122247), (799, 95013), (867, 87561), (1081, 70227), (1173, 64719), (1269, 59823), (1377, 55131), (1863, 40749), (2397, 31671), (2601, 29187), (3243, 23409), (3519, 21573), (3807, 19941), (4131, 18377), (5589, 13583), (6647, 11421), (7191, 10557), (7803, 9729)]