2018598975

素因数分解:

$3^4\times 5^2\times {\mathrm{463}}^1\times {\mathrm{2153}}^1$

素因数の和:2638

約数の個数: 60

約数和(自身を含む): 3748959456

約数和(自身を除く): 1730360481

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 463, 675, 1389, 2025, 2153, 2315, 4167, 6459, 6945, 10765, 11575, 12501, 19377, 20835, 32295, 34725, 37503, 53825, 58131, 62505, 96885, 104175, 161475, 174393, 187515, 290655, 312525, 484425, 871965, 937575, 996839, 1453275, 2990517, 4359825, 4984195, 8971551, 14952585, 24920975, 26914653, 44857755, 74762925, 80743959, 134573265, 224288775, 403719795, 672866325, 2018598975]

約数ペア:

[(1, 2018598975), (3, 672866325), (5, 403719795), (9, 224288775), (15, 134573265), (25, 80743959), (27, 74762925), (45, 44857755), (75, 26914653), (81, 24920975), (135, 14952585), (225, 8971551), (405, 4984195), (463, 4359825), (675, 2990517), (1389, 1453275), (2025, 996839), (2153, 937575), (2315, 871965), (4167, 484425), (6459, 312525), (6945, 290655), (10765, 187515), (11575, 174393), (12501, 161475), (19377, 104175), (20835, 96885), (32295, 62505), (34725, 58131), (37503, 53825)]