158149901

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 212587200

約数和(自身を除く): 54437299

約数列:

[1, 7, 13, 19, 49, 73, 91, 133, 179, 247, 511, 637, 931, 949, 1253, 1387, 1729, 2327, 3401, 3577, 6643, 8771, 9709, 12103, 13067, 16289, 18031, 23807, 44213, 46501, 67963, 91469, 114023, 126217, 166649, 169871, 248273, 309491, 640283, 883519, 1189097, 1737911, 2166437, 3227549, 8323679, 12165377, 22592843, 158149901]

約数ペア:

[(1, 158149901), (7, 22592843), (13, 12165377), (19, 8323679), (49, 3227549), (73, 2166437), (91, 1737911), (133, 1189097), (179, 883519), (247, 640283), (511, 309491), (637, 248273), (931, 169871), (949, 166649), (1253, 126217), (1387, 114023), (1729, 91469), (2327, 67963), (3401, 46501), (3577, 44213), (6643, 23807), (8771, 18031), (9709, 16289), (12103, 13067)]