215103483

素因数分解:

$3^2\times 7^2\times {\mathrm{631}}^1\times {\mathrm{773}}^1$

素因数の和:1424

約数の個数: 36

約数和(自身を含む): 362473488

約数和(自身を除く): 147370005

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 631, 773, 1893, 2319, 4417, 5411, 5679, 6957, 13251, 16233, 30919, 37877, 39753, 48699, 92757, 113631, 278271, 340893, 487763, 1463289, 3414341, 4389867, 10243023, 23900387, 30729069, 71701161, 215103483]

約数ペア:

[(1, 215103483), (3, 71701161), (7, 30729069), (9, 23900387), (21, 10243023), (49, 4389867), (63, 3414341), (147, 1463289), (441, 487763), (631, 340893), (773, 278271), (1893, 113631), (2319, 92757), (4417, 48699), (5411, 39753), (5679, 37877), (6957, 30919), (13251, 16233)]