90981583

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 124104960

約数和(自身を除く): 33123377

約数列:

[1, 7, 11, 23, 41, 49, 77, 161, 179, 253, 287, 451, 539, 943, 1127, 1253, 1771, 1969, 2009, 3157, 4117, 6601, 7339, 8771, 10373, 12397, 13783, 22099, 28819, 45287, 46207, 51373, 72611, 80729, 96481, 168797, 201733, 317009, 359611, 508277, 565103, 1181579, 1856767, 2219063, 3955721, 8271053, 12997369, 90981583]

約数ペア:

[(1, 90981583), (7, 12997369), (11, 8271053), (23, 3955721), (41, 2219063), (49, 1856767), (77, 1181579), (161, 565103), (179, 508277), (253, 359611), (287, 317009), (451, 201733), (539, 168797), (943, 96481), (1127, 80729), (1253, 72611), (1771, 51373), (1969, 46207), (2009, 45287), (3157, 28819), (4117, 22099), (6601, 13783), (7339, 12397), (8771, 10373)]