212696925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21323}}^1$

素因数の和:21362

約数の個数: 48

約数和(自身を含む): 423068160

約数和(自身を除く): 210371235

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 9975, 21323, 63969, 106615, 149261, 319845, 405137, 447783, 533075, 746305, 1215411, 1599225, 2025685, 2238915, 2835959, 3731525, 6077055, 8507877, 10128425, 11194575, 14179795, 30385275, 42539385, 70898975, 212696925]

約数ペア:

[(1, 212696925), (3, 70898975), (5, 42539385), (7, 30385275), (15, 14179795), (19, 11194575), (21, 10128425), (25, 8507877), (35, 6077055), (57, 3731525), (75, 2835959), (95, 2238915), (105, 2025685), (133, 1599225), (175, 1215411), (285, 746305), (399, 533075), (475, 447783), (525, 405137), (665, 319845), (1425, 149261), (1995, 106615), (3325, 63969), (9975, 21323)]