28226205

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 62052480

約数和(自身を除く): 33826275

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 49, 51, 63, 85, 105, 119, 135, 147, 153, 189, 245, 251, 255, 315, 357, 441, 459, 595, 735, 753, 765, 833, 945, 1071, 1255, 1323, 1757, 1785, 2205, 2259, 2295, 2499, 3213, 3765, 4165, 4267, 5271, 5355, 6615, 6777, 7497, 8785, 11295, 12299, 12495, 12801, 15813, 16065, 21335, 22491, 26355, 29869, 33885, 36897, 37485, 38403, 47439, 61495, 64005, 79065, 89607, 110691, 112455, 115209, 149345, 184485, 192015, 209083, 237195, 268821, 332073, 448035, 553455, 576045, 627249, 806463, 1045415, 1344105, 1660365, 1881747, 3136245, 4032315, 5645241, 9408735, 28226205]

約数ペア:

[(1, 28226205), (3, 9408735), (5, 5645241), (7, 4032315), (9, 3136245), (15, 1881747), (17, 1660365), (21, 1344105), (27, 1045415), (35, 806463), (45, 627249), (49, 576045), (51, 553455), (63, 448035), (85, 332073), (105, 268821), (119, 237195), (135, 209083), (147, 192015), (153, 184485), (189, 149345), (245, 115209), (251, 112455), (255, 110691), (315, 89607), (357, 79065), (441, 64005), (459, 61495), (595, 47439), (735, 38403), (753, 37485), (765, 36897), (833, 33885), (945, 29869), (1071, 26355), (1255, 22491), (1323, 21335), (1757, 16065), (1785, 15813), (2205, 12801), (2259, 12495), (2295, 12299), (2499, 11295), (3213, 8785), (3765, 7497), (4165, 6777), (4267, 6615), (5271, 5355)]