219915045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9833}}^1$

素因数の和:9922

約数の個数: 48

約数和(自身を含む): 441821952

約数和(自身を除く): 221906907

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 71, 105, 213, 315, 355, 497, 639, 1065, 1491, 2485, 3195, 4473, 7455, 9833, 22365, 29499, 49165, 68831, 88497, 147495, 206493, 344155, 442485, 619479, 698143, 1032465, 2094429, 3097395, 3490715, 4887001, 6283287, 10472145, 14661003, 24435005, 31416435, 43983009, 73305015, 219915045]

約数ペア:

[(1, 219915045), (3, 73305015), (5, 43983009), (7, 31416435), (9, 24435005), (15, 14661003), (21, 10472145), (35, 6283287), (45, 4887001), (63, 3490715), (71, 3097395), (105, 2094429), (213, 1032465), (315, 698143), (355, 619479), (497, 442485), (639, 344155), (1065, 206493), (1491, 147495), (2485, 88497), (3195, 68831), (4473, 49165), (7455, 29499), (9833, 22365)]