30442971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 48343904

約数和(自身を除く): 17900933

約数列:

[1, 3, 13, 17, 37, 39, 51, 73, 111, 219, 221, 289, 481, 629, 663, 867, 949, 1241, 1443, 1887, 2701, 2847, 3723, 3757, 8103, 8177, 10693, 11271, 16133, 21097, 24531, 32079, 35113, 45917, 48399, 63291, 105339, 137751, 139009, 274261, 417027, 596921, 780589, 822783, 1790763, 2341767, 10147657, 30442971]

約数ペア:

[(1, 30442971), (3, 10147657), (13, 2341767), (17, 1790763), (37, 822783), (39, 780589), (51, 596921), (73, 417027), (111, 274261), (219, 139009), (221, 137751), (289, 105339), (481, 63291), (629, 48399), (663, 45917), (867, 35113), (949, 32079), (1241, 24531), (1443, 21097), (1887, 16133), (2701, 11271), (2847, 10693), (3723, 8177), (3757, 8103)]