28999404

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 87091200

約数和(自身を除く): 58091796

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 89, 108, 126, 178, 189, 252, 267, 356, 378, 431, 534, 623, 756, 801, 862, 1068, 1246, 1293, 1602, 1724, 1869, 2403, 2492, 2586, 3017, 3204, 3738, 3879, 4806, 5172, 5607, 6034, 7476, 7758, 9051, 9612, 11214, 11637, 12068, 15516, 16821, 18102, 22428, 23274, 27153, 33642, 36204, 38359, 46548, 54306, 67284, 76718, 81459, 108612, 115077, 153436, 162918, 230154, 268513, 325836, 345231, 460308, 537026, 690462, 805539, 1035693, 1074052, 1380924, 1611078, 2071386, 2416617, 3222156, 4142772, 4833234, 7249851, 9666468, 14499702, 28999404]

約数ペア:

[(1, 28999404), (2, 14499702), (3, 9666468), (4, 7249851), (6, 4833234), (7, 4142772), (9, 3222156), (12, 2416617), (14, 2071386), (18, 1611078), (21, 1380924), (27, 1074052), (28, 1035693), (36, 805539), (42, 690462), (54, 537026), (63, 460308), (84, 345231), (89, 325836), (108, 268513), (126, 230154), (178, 162918), (189, 153436), (252, 115077), (267, 108612), (356, 81459), (378, 76718), (431, 67284), (534, 54306), (623, 46548), (756, 38359), (801, 36204), (862, 33642), (1068, 27153), (1246, 23274), (1293, 22428), (1602, 18102), (1724, 16821), (1869, 15516), (2403, 12068), (2492, 11637), (2586, 11214), (3017, 9612), (3204, 9051), (3738, 7758), (3879, 7476), (4806, 6034), (5172, 5607)]