30648705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 52233984

約数和(自身を除く): 21585279

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 263, 457, 789, 1315, 1371, 2285, 3945, 4471, 6855, 7769, 13413, 22355, 23307, 38845, 67065, 116535, 120191, 360573, 600955, 1802865, 2043247, 6129741, 10216235, 30648705]

約数ペア:

[(1, 30648705), (3, 10216235), (5, 6129741), (15, 2043247), (17, 1802865), (51, 600955), (85, 360573), (255, 120191), (263, 116535), (457, 67065), (789, 38845), (1315, 23307), (1371, 22355), (2285, 13413), (3945, 7769), (4471, 6855)]