72315903

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:479

約数の個数: 32

約数和(自身を含む): 108241920

約数和(自身を除く): 35926017

約数列:

[1, 3, 11, 33, 53, 159, 173, 239, 519, 583, 717, 1749, 1903, 2629, 5709, 7887, 9169, 12667, 27507, 38001, 41347, 100859, 124041, 139337, 302577, 418011, 454817, 1364451, 2191391, 6574173, 24105301, 72315903]

約数ペア:

[(1, 72315903), (3, 24105301), (11, 6574173), (33, 2191391), (53, 1364451), (159, 454817), (173, 418011), (239, 302577), (519, 139337), (583, 124041), (717, 100859), (1749, 41347), (1903, 38001), (2629, 27507), (5709, 12667), (7887, 9169)]