2017752975

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67427}}^1$

素因数の和:67469

約数の個数: 72

約数和(自身を含む): 4347757440

約数和(自身を除く): 2330004465

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 3325, 4275, 5985, 9975, 29925, 67427, 202281, 337135, 471989, 606843, 1011405, 1281113, 1415967, 1685675, 2359945, 3034215, 3843339, 4247901, 5057025, 6405565, 7079835, 8967791, 11530017, 11799725, 15171075, 19216695, 21239505, 26903373, 32027825, 35399175, 44838955, 57650085, 80710119, 96083475, 106197525, 134516865, 224194775, 288250425, 403550595, 672584325, 2017752975]

約数ペア:

[(1, 2017752975), (3, 672584325), (5, 403550595), (7, 288250425), (9, 224194775), (15, 134516865), (19, 106197525), (21, 96083475), (25, 80710119), (35, 57650085), (45, 44838955), (57, 35399175), (63, 32027825), (75, 26903373), (95, 21239505), (105, 19216695), (133, 15171075), (171, 11799725), (175, 11530017), (225, 8967791), (285, 7079835), (315, 6405565), (399, 5057025), (475, 4247901), (525, 3843339), (665, 3034215), (855, 2359945), (1197, 1685675), (1425, 1415967), (1575, 1281113), (1995, 1011405), (3325, 606843), (4275, 471989), (5985, 337135), (9975, 202281), (29925, 67427)]