238931628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20981}}^1$

素因数の和:21074

約数の個数: 48

約数和(自身を含む): 608645856

約数和(自身を除く): 369714228

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 20981, 41962, 62943, 83924, 125886, 251772, 272753, 545506, 818259, 1091012, 1531613, 1636518, 3063226, 3273036, 4594839, 6126452, 9189678, 18379356, 19910969, 39821938, 59732907, 79643876, 119465814, 238931628]

約数ペア:

[(1, 238931628), (2, 119465814), (3, 79643876), (4, 59732907), (6, 39821938), (12, 19910969), (13, 18379356), (26, 9189678), (39, 6126452), (52, 4594839), (73, 3273036), (78, 3063226), (146, 1636518), (156, 1531613), (219, 1091012), (292, 818259), (438, 545506), (876, 272753), (949, 251772), (1898, 125886), (2847, 83924), (3796, 62943), (5694, 41962), (11388, 20981)]