233722209

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 373792320

約数和(自身を除く): 140070111

約数列:

[1, 3, 7, 21, 49, 53, 131, 147, 159, 229, 371, 393, 687, 917, 1113, 1603, 2597, 2751, 4809, 6419, 6943, 7791, 11221, 12137, 19257, 20829, 29999, 33663, 36411, 48601, 84959, 89997, 145803, 209993, 254877, 340207, 594713, 629979, 1020621, 1469951, 1589947, 1784139, 4409853, 4769841, 11129629, 33388887, 77907403, 233722209]

約数ペア:

[(1, 233722209), (3, 77907403), (7, 33388887), (21, 11129629), (49, 4769841), (53, 4409853), (131, 1784139), (147, 1589947), (159, 1469951), (229, 1020621), (371, 629979), (393, 594713), (687, 340207), (917, 254877), (1113, 209993), (1603, 145803), (2597, 89997), (2751, 84959), (4809, 48601), (6419, 36411), (6943, 33663), (7791, 29999), (11221, 20829), (12137, 19257)]