156780494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 280615104

約数和(自身を除く): 123834610

約数列:

[1, 2, 13, 17, 26, 34, 43, 73, 86, 113, 146, 221, 226, 442, 559, 731, 949, 1118, 1241, 1462, 1469, 1898, 1921, 2482, 2938, 3139, 3842, 4859, 6278, 8249, 9503, 9718, 16133, 16498, 19006, 24973, 32266, 40807, 49946, 53363, 63167, 81614, 82603, 106726, 107237, 126334, 140233, 165206, 214474, 280466, 354707, 693719, 709414, 1073839, 1387438, 1823029, 2147678, 3646058, 4611191, 6030019, 9222382, 12060038, 78390247, 156780494]

約数ペア:

[(1, 156780494), (2, 78390247), (13, 12060038), (17, 9222382), (26, 6030019), (34, 4611191), (43, 3646058), (73, 2147678), (86, 1823029), (113, 1387438), (146, 1073839), (221, 709414), (226, 693719), (442, 354707), (559, 280466), (731, 214474), (949, 165206), (1118, 140233), (1241, 126334), (1462, 107237), (1469, 106726), (1898, 82603), (1921, 81614), (2482, 63167), (2938, 53363), (3139, 49946), (3842, 40807), (4859, 32266), (6278, 24973), (8249, 19006), (9503, 16498), (9718, 16133)]