156628647

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 300157440

約数和(自身を除く): 143528793

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 49, 57, 63, 67, 81, 93, 133, 147, 171, 189, 201, 217, 279, 399, 441, 469, 513, 567, 589, 603, 651, 837, 931, 1197, 1273, 1323, 1407, 1519, 1539, 1767, 1809, 1953, 2077, 2511, 2793, 3283, 3591, 3819, 3969, 4123, 4221, 4557, 5301, 5427, 5859, 6231, 8379, 8911, 9849, 10773, 11457, 12369, 12663, 13671, 14539, 15903, 17577, 18693, 25137, 26733, 28861, 29547, 34371, 37107, 37989, 39463, 41013, 43617, 47709, 56079, 62377, 75411, 80199, 86583, 88641, 101773, 103113, 111321, 118389, 123039, 130851, 168237, 187131, 240597, 259749, 265923, 276241, 305319, 333963, 355167, 392553, 561393, 721791, 779247, 828723, 915957, 1065501, 1177659, 1684179, 1933687, 2337741, 2486169, 2747871, 3196503, 5052537, 5801061, 7458507, 8243613, 17403183, 22375521, 52209549, 156628647]

約数ペア:

[(1, 156628647), (3, 52209549), (7, 22375521), (9, 17403183), (19, 8243613), (21, 7458507), (27, 5801061), (31, 5052537), (49, 3196503), (57, 2747871), (63, 2486169), (67, 2337741), (81, 1933687), (93, 1684179), (133, 1177659), (147, 1065501), (171, 915957), (189, 828723), (201, 779247), (217, 721791), (279, 561393), (399, 392553), (441, 355167), (469, 333963), (513, 305319), (567, 276241), (589, 265923), (603, 259749), (651, 240597), (837, 187131), (931, 168237), (1197, 130851), (1273, 123039), (1323, 118389), (1407, 111321), (1519, 103113), (1539, 101773), (1767, 88641), (1809, 86583), (1953, 80199), (2077, 75411), (2511, 62377), (2793, 56079), (3283, 47709), (3591, 43617), (3819, 41013), (3969, 39463), (4123, 37989), (4221, 37107), (4557, 34371), (5301, 29547), (5427, 28861), (5859, 26733), (6231, 25137), (8379, 18693), (8911, 17577), (9849, 15903), (10773, 14539), (11457, 13671), (12369, 12663)]