23890185

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{167}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 48275136

約数和(自身を除く): 24384951

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 167, 187, 255, 289, 495, 501, 561, 765, 835, 867, 935, 1445, 1503, 1683, 1837, 2505, 2601, 2805, 2839, 3179, 4335, 5511, 7515, 8415, 8517, 9185, 9537, 13005, 14195, 15895, 16533, 25551, 27555, 28611, 31229, 42585, 47685, 48263, 82665, 93687, 127755, 143055, 144789, 156145, 241315, 281061, 434367, 468435, 530893, 723945, 1405305, 1592679, 2171835, 2654465, 4778037, 7963395, 23890185]

約数ペア:

[(1, 23890185), (3, 7963395), (5, 4778037), (9, 2654465), (11, 2171835), (15, 1592679), (17, 1405305), (33, 723945), (45, 530893), (51, 468435), (55, 434367), (85, 281061), (99, 241315), (153, 156145), (165, 144789), (167, 143055), (187, 127755), (255, 93687), (289, 82665), (495, 48263), (501, 47685), (561, 42585), (765, 31229), (835, 28611), (867, 27555), (935, 25551), (1445, 16533), (1503, 15895), (1683, 14195), (1837, 13005), (2505, 9537), (2601, 9185), (2805, 8517), (2839, 8415), (3179, 7515), (4335, 5511)]