31814055

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 72019584

約数和(自身を除く): 40205529

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 51, 63, 65, 85, 91, 105, 117, 119, 153, 195, 221, 255, 273, 315, 357, 455, 457, 585, 595, 663, 765, 819, 1071, 1105, 1365, 1371, 1547, 1785, 1989, 2285, 3199, 3315, 4095, 4113, 4641, 5355, 5941, 6855, 7735, 7769, 9597, 9945, 13923, 15995, 17823, 20565, 23205, 23307, 28791, 29705, 38845, 41587, 47985, 53469, 54383, 69615, 69921, 89115, 100997, 116535, 124761, 143955, 163149, 207935, 267345, 271915, 302991, 349605, 374283, 489447, 504985, 623805, 706979, 815745, 908973, 1514955, 1871415, 2120937, 2447235, 3534895, 4544865, 6362811, 10604685, 31814055]

約数ペア:

[(1, 31814055), (3, 10604685), (5, 6362811), (7, 4544865), (9, 3534895), (13, 2447235), (15, 2120937), (17, 1871415), (21, 1514955), (35, 908973), (39, 815745), (45, 706979), (51, 623805), (63, 504985), (65, 489447), (85, 374283), (91, 349605), (105, 302991), (117, 271915), (119, 267345), (153, 207935), (195, 163149), (221, 143955), (255, 124761), (273, 116535), (315, 100997), (357, 89115), (455, 69921), (457, 69615), (585, 54383), (595, 53469), (663, 47985), (765, 41587), (819, 38845), (1071, 29705), (1105, 28791), (1365, 23307), (1371, 23205), (1547, 20565), (1785, 17823), (1989, 15995), (2285, 13923), (3199, 9945), (3315, 9597), (4095, 7769), (4113, 7735), (4641, 6855), (5355, 5941)]