211673715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:269

約数の個数: 96

約数和(自身を含む): 411664896

約数和(自身を除く): 199991181

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 193, 253, 255, 289, 345, 391, 561, 579, 759, 867, 935, 965, 1173, 1265, 1445, 1955, 2123, 2805, 2895, 3179, 3281, 3795, 4301, 4335, 4439, 5865, 6369, 6647, 9537, 9843, 10615, 12903, 13317, 15895, 16405, 19941, 21505, 22195, 31845, 33235, 36091, 47685, 48829, 49215, 55777, 64515, 66585, 73117, 75463, 99705, 108273, 146487, 167331, 180455, 219351, 226389, 244145, 278885, 365585, 377315, 541365, 613547, 732435, 830093, 836655, 1096755, 1131945, 1282871, 1840641, 2490279, 3067735, 3848613, 4150465, 6414355, 9203205, 12451395, 14111581, 19243065, 42334743, 70557905, 211673715]

約数ペア:

[(1, 211673715), (3, 70557905), (5, 42334743), (11, 19243065), (15, 14111581), (17, 12451395), (23, 9203205), (33, 6414355), (51, 4150465), (55, 3848613), (69, 3067735), (85, 2490279), (115, 1840641), (165, 1282871), (187, 1131945), (193, 1096755), (253, 836655), (255, 830093), (289, 732435), (345, 613547), (391, 541365), (561, 377315), (579, 365585), (759, 278885), (867, 244145), (935, 226389), (965, 219351), (1173, 180455), (1265, 167331), (1445, 146487), (1955, 108273), (2123, 99705), (2805, 75463), (2895, 73117), (3179, 66585), (3281, 64515), (3795, 55777), (4301, 49215), (4335, 48829), (4439, 47685), (5865, 36091), (6369, 33235), (6647, 31845), (9537, 22195), (9843, 21505), (10615, 19941), (12903, 16405), (13317, 15895)]