248214285

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{227}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 481661856

約数和(自身を除く): 233447571

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 141, 165, 227, 235, 423, 495, 517, 681, 705, 1135, 1551, 2043, 2115, 2209, 2497, 2585, 3405, 4653, 6627, 7491, 7755, 10215, 10669, 11045, 12485, 19881, 22473, 23265, 24299, 32007, 33135, 37455, 53345, 72897, 96021, 99405, 112365, 117359, 121495, 160035, 218691, 352077, 364485, 480105, 501443, 586795, 1056231, 1093455, 1504329, 1760385, 2507215, 4512987, 5281155, 5515873, 7521645, 16547619, 22564935, 27579365, 49642857, 82738095, 248214285]

約数ペア:

[(1, 248214285), (3, 82738095), (5, 49642857), (9, 27579365), (11, 22564935), (15, 16547619), (33, 7521645), (45, 5515873), (47, 5281155), (55, 4512987), (99, 2507215), (141, 1760385), (165, 1504329), (227, 1093455), (235, 1056231), (423, 586795), (495, 501443), (517, 480105), (681, 364485), (705, 352077), (1135, 218691), (1551, 160035), (2043, 121495), (2115, 117359), (2209, 112365), (2497, 99405), (2585, 96021), (3405, 72897), (4653, 53345), (6627, 37455), (7491, 33135), (7755, 32007), (10215, 24299), (10669, 23265), (11045, 22473), (12485, 19881)]