28955196

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 75915840

約数和(自身を除く): 46960644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 109, 141, 157, 188, 218, 282, 314, 327, 423, 436, 471, 564, 628, 654, 846, 942, 981, 1308, 1413, 1692, 1884, 1962, 2826, 3924, 5123, 5652, 7379, 10246, 14758, 15369, 17113, 20492, 22137, 29516, 30738, 34226, 44274, 46107, 51339, 61476, 66411, 68452, 88548, 92214, 102678, 132822, 154017, 184428, 205356, 265644, 308034, 616068, 804311, 1608622, 2412933, 3217244, 4825866, 7238799, 9651732, 14477598, 28955196]

約数ペア:

[(1, 28955196), (2, 14477598), (3, 9651732), (4, 7238799), (6, 4825866), (9, 3217244), (12, 2412933), (18, 1608622), (36, 804311), (47, 616068), (94, 308034), (109, 265644), (141, 205356), (157, 184428), (188, 154017), (218, 132822), (282, 102678), (314, 92214), (327, 88548), (423, 68452), (436, 66411), (471, 61476), (564, 51339), (628, 46107), (654, 44274), (846, 34226), (942, 30738), (981, 29516), (1308, 22137), (1413, 20492), (1692, 17113), (1884, 15369), (1962, 14758), (2826, 10246), (3924, 7379), (5123, 5652)]