28489392

素因数分解:

$2^4\times 3^2\times {\mathrm{43}}^2\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 90

約数和(自身を含む): 82390932

約数和(自身を除く): 53901540

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 43, 48, 72, 86, 107, 129, 144, 172, 214, 258, 321, 344, 387, 428, 516, 642, 688, 774, 856, 963, 1032, 1284, 1548, 1712, 1849, 1926, 2064, 2568, 3096, 3698, 3852, 4601, 5136, 5547, 6192, 7396, 7704, 9202, 11094, 13803, 14792, 15408, 16641, 18404, 22188, 27606, 29584, 33282, 36808, 41409, 44376, 55212, 66564, 73616, 82818, 88752, 110424, 133128, 165636, 197843, 220848, 266256, 331272, 395686, 593529, 662544, 791372, 1187058, 1582744, 1780587, 2374116, 3165488, 3561174, 4748232, 7122348, 9496464, 14244696, 28489392]

約数ペア:

[(1, 28489392), (2, 14244696), (3, 9496464), (4, 7122348), (6, 4748232), (8, 3561174), (9, 3165488), (12, 2374116), (16, 1780587), (18, 1582744), (24, 1187058), (36, 791372), (43, 662544), (48, 593529), (72, 395686), (86, 331272), (107, 266256), (129, 220848), (144, 197843), (172, 165636), (214, 133128), (258, 110424), (321, 88752), (344, 82818), (387, 73616), (428, 66564), (516, 55212), (642, 44376), (688, 41409), (774, 36808), (856, 33282), (963, 29584), (1032, 27606), (1284, 22188), (1548, 18404), (1712, 16641), (1849, 15408), (1926, 14792), (2064, 13803), (2568, 11094), (3096, 9202), (3698, 7704), (3852, 7396), (4601, 6192), (5136, 5547)]